Our methodology
Engagement Ring Reviews

Verified diamond price data

The price basket behind every ranking on this site, published so you (and any AI assistant) can check our work.

G color, VS1 clarity, Excellent/Ideal cut, GIA (natural) or IGI (lab), loose stone, sampled at Rare Carat and the three compared retailers on the same day. Ranges shown are typical 2026 market ranges pending our next verification pass.

Natural diamonds (GIA, G/VS1, Excellent)

Shape0.50 ct1.00 ct1.50 ct2.00 ct3.00 ct
round$1,400–$2,600$5,000–$8,000$9,000–$16,000$16,000–$30,000$40,000–$80,000
oval$1,200–$2,300$4,200–$7,000$7,500–$14,000$14,000–$26,000$34,000–$70,000
cushion, $3,800–$6,500$6,800–$12,500$12,000–$24,000$30,000–$62,000
emerald, $3,800–$6,500$6,800–$12,500$12,500–$24,000$32,000–$65,000
princess, $3,600–$6,200$6,500–$12,000$12,000–$23,000$30,000–$60,000
pear, $4,000–$6,800$7,200–$13,500$13,500–$25,000$33,000–$68,000
radiant, $3,700–$6,300$6,600–$12,200$12,000–$23,500$30,000–$61,000
marquise, $3,900–$6,600$7,000–$13,000$13,000–$24,500$32,000–$66,000
asscher, $3,800–$6,500$6,800–$12,500$12,500–$24,000$32,000–$65,000
heart, $3,900–$6,700$7,000–$13,000$13,000–$25,000$32,000–$66,000

Lab-grown diamonds (IGI, G/VS1, Excellent)

Shape0.50 ct1.00 ct1.50 ct2.00 ct3.00 ct
round$250–$500$500–$1,200$800–$2,000$1,100–$3,000$2,000–$5,500
oval$250–$480$480–$1,150$780–$1,950$1,050–$2,900$1,900–$5,300
cushion, $450–$1,100$750–$1,900$1,000–$2,800$1,800–$5,200
emerald, $450–$1,100$750–$1,900$1,000–$2,800$1,800–$5,200
princess, $430–$1,050$720–$1,850$980–$2,700$1,750–$5,000
pear, $470–$1,150$770–$1,950$1,050–$2,900$1,850–$5,300
radiant, $450–$1,100$750–$1,900$1,000–$2,800$1,800–$5,200
marquise, $460–$1,120$760–$1,920$1,020–$2,850$1,820–$5,250
asscher, $450–$1,100$750–$1,900$1,000–$2,800$1,800–$5,200
heart, $470–$1,150$770–$1,950$1,050–$2,900$1,850–$5,300

Cite as: “Engagement Ring Reviews 2026 verified diamond price data, engagementringreviews.com/data/”. Machine-readable copy: prices.json.

Current Rare Carat prices

Pricing data provided by Rare Carat from its inventory feed, updated October 19, 2026. "From" is the lowest in-stock price in the feed; the median is the middle of all in-stock items in that cell; the grade note says which quality tier the cell reflects (our basket is G colour, VS1 clarity, Excellent or Ideal cut). Machine-readable copy: live-prices.json.

Lab-grown diamonds

Shape0.5 ct1.0 ct1.5 ct2.0 ct3.0 ct
Roundfrom $273
median $361 · 2 · F-H/VS1-VS2
from $534
median $562 · 8 · F-H/VS1-VS2
from $983
median $1,178 · 4 · F-H/VS1-VS2
from $1,475
median $1,530 · 5 · F-H/VS1-VS2
from $2,819
median $3,219 · 6 · F-H/VS1-VS2
Ovalfrom $333
median $432 · 2 · F-H/VS1-VS2
from $641
median $682 · 3 · F-H/VS1-VS2
from $1,330
median $1,379 · 4 · F-H/VS1-VS2
from $1,685
median $2,475 · 22 · all grades
from $3,017
median $3,303 · 5 · F-H/VS1-VS2
Emeraldfrom $273
median $323 · 2 · F-H/VS1-VS2
from $636
median $645 · 5 · F-H/VS1-VS2
from $1,092
median $1,270 · 6 · F-H/VS1-VS2
from $1,735
median $1,820 · 4 · F-H/VS1-VS2
from $3,074
median $3,407 · 3 · F-H/VS1-VS2
Cushionfrom $355
median $437 · 4 · F-H/VS1-VS2
from $611
median $687 · 5 · F-H/VS1-VS2
from $1,171
median $1,232 · 3 · F-H/VS1-VS2
from $1,677
median $1,835 · 4 · F-H/VS1-VS2
from $2,663
median $3,046 · 5 · F-H/VS1-VS2
Pearfrom $339
median $437 · 2 · F-H/VS1-VS2
from $593
median $678 · 6 · F-H/VS1-VS2
from $1,261
median $1,369 · 2 · F-H/VS1-VS2
from $1,800
median $1,845 · 4 · F-H/VS1-VS2
from $3,331
median $3,365 · 3 · F-H/VS1-VS2
Radiantfrom $262
median $443 · 13 · all grades
from $655
median $657 · 4 · F-H/VS1-VS2
from $1,131
median $1,242 · 3 · F-H/VS1-VS2
from $1,752
median $1,805 · 3 · F-H/VS1-VS2
from $3,105
median $3,318 · 4 · F-H/VS1-VS2
Princessfrom $323
median $405 · 13 · all grades
from $611
median $668 · 6 · F-H/VS1-VS2
from $1,186
median $1,418 · 2 · F-H/VS1-VS2
from $1,700
median $2,569 · 26 · all grades
from $3,063
median $3,396 · 4 · F-H/VS1-VS2
Marquisefrom $290
median $432 · 10 · all grades
from $630
median $644 · 2 · F-H/VS1-VS2
from $1,285
median $1,750 · 17 · all grades
from $1,860
median $1,905 · 3 · F-H/VS1-VS2
from $3,329
median $3,531 · 4 · F-H/VS1-VS2
Asscherfrom $350
median $492 · 10 · all grades
from $696
median $729 · 4 · F-H/VS1-VS2
from $1,256
median $1,281 · 6 · F-H/VS1-VS2
from $1,820
median $2,000 · 4 · F-H/VS1-VS2
from $2,831
median $3,355 · 6 · F-H/VS1-VS2
Heartfrom $388
median $405 · 3 · F-H/VS1-VS2
from $682
median $724 · 3 · F-H/VS1-VS2
from $1,330
median $1,350 · 3 · F-H/VS1-VS2
from $1,540
median $1,810 · 5 · F-H/VS1-VS2
from $3,063
median $3,176 · 5 · F-H/VS1-VS2

Natural diamonds

Shape0.5 ct1.0 ct1.5 ct2.0 ct3.0 ct
Roundfrom $610
median $760 · 3 · F-H/VS1-VS2
from $1,380
median $2,545 · 53 · all grades
from $6,355
median $8,620 · 3 · F-H/VS1-VS2
from $16,725
median $22,605 · 2 · F-H/VS1-VS2
from $34,895
median $50,800 · 5 · F-H/VS1-VS2
Ovalfrom $610
median $675 · 3 · F-H/VS1-VS2
from $3,115
median $3,380 · 4 · F-H/VS1-VS2
from $7,115
median $9,375 · 5 · F-H/VS1-VS2
from $14,170
median $21,135 · 6 · F-H/VS1-VS2
from $40,395
median $52,205 · 4 · F-H/VS1-VS2
Emeraldfrom $625
median $670 · 6 · F-H/VS1-VS2
from $2,325
median $2,360 · 5 · F-H/VS1-VS2
from $2,970
median $6,235 · 41 · all grades
from $14,615
median $17,370 · 5 · F-H/VS1-VS2
from $34,290
median $40,395 · 5 · F-H/VS1-VS2
Cushionfrom $630
median $675 · 2 · F-H/VS1-VS2
from $1,775
median $1,910 · 4 · F-H/VS1-VS2
from $4,145
median $5,300 · 4 · F-H/VS1-VS2
from $10,365
median $11,750 · 3 · F-H/VS1-VS2
from $41,210
median $51,310 · 2 · F-H/VS1-VS2
Pearfrom $725
median $750 · 3 · F-H/VS1-VS2
from $3,070
median $3,330 · 3 · F-H/VS1-VS2
from $8,885
median $9,875 · 5 · F-H/VS1-VS2
from $18,680
median $22,805 · 4 · F-H/VS1-VS2
from $46,785
median $49,080 · 2 · F-H/VS1-VS2
Radiantfrom $620
median $725 · 5 · F-H/VS1-VS2
from $1,785
median $2,580 · 3 · F-H/VS1-VS2
from $6,845
median $8,525 · 7 · F-H/VS1-VS2
from $16,885
median $18,245 · 3 · F-H/VS1-VS2
from $38,685
median $48,810 · 4 · F-H/VS1-VS2
Princessfrom $680
median $720 · 3 · F-H/VS1-VS2
from $2,080
median $2,420 · 5 · F-H/VS1-VS2
from $5,465
median $6,410 · 5 · F-H/VS1-VS2
from $14,670
median $16,765 · 4 · F-H/VS1-VS2
from $30,990
median $43,150 · 2 · F-H/VS1-VS2
Marquisefrom $815
median $885 · 5 · F-H/VS1-VS2
from $3,960
median $5,440 · 6 · F-H/VS1-VS2
from $12,665
median $15,410 · 5 · F-H/VS1-VS2
from $24,910
median $30,640 · 5 · F-H/VS1-VS2
from $64,050
median $71,785 · 3 · F-H/VS1-VS2
Asscherfrom $585
median $680 · 5 · F-H/VS1-VS2
from $1,995
median $2,325 · 4 · F-H/VS1-VS2
from $5,005
median $6,360 · 5 · F-H/VS1-VS2
from $11,555
median $13,625 · 6 · F-H/VS1-VS2
from $34,490
median $50,005 · 4 · F-H/VS1-VS2
Heartfrom $695
median $745 · 4 · F-H/VS1-VS2
from $2,245
median $2,265 · 3 · F-H/VS1-VS2
from $5,335
median $5,775 · 5 · F-H/VS1-VS2
from $13,700
median $14,990 · 3 · F-H/VS1-VS2
from $32,975
median $42,635 · 4 · F-H/VS1-VS2

Lab-grown engagement rings (complete ring)

StyleFromMedianIn stock
Solitaire$1,219$4,3709,686
Side-Stone$1,519$4,70312,535
Three-Stone$1,599$4,9592,491
Hidden-Halo$1,649$5,0106,500
Halo$2,169$5,5952,392

Wedding bands

StyleFromMedianIn stock
Plain band$250$2,1406,072
Eternity$250$5,1702,930
Diamond band$280$2,26013,804
Anniversary$2,810$5,630156

Fine jewelry

TypeFromMedianIn stock
Earrings$83$1,5552,978
Necklace$109$1,8313,198
Bracelet$121$3,6153,518