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Round|Natural|GIA

1.51ct H VS2 Round Natural Diamond

EX • H/VS2 • GIA 2126429613

Certificate GIA 2126429613

Diamond specifications and retailer prices

From $15,782 SGD
As of November 1, 2026
Save $12,181 SGD (44%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $33,209 SGD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2126429613. Listed at 21 retailers as of November 1, 2026, with a 77% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2126429613
Dimensions7.31 × 7.27 × 4.58 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Culet sizeNone
Top View
7.31 mm7.27 mm1.51 ctH / VS2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2126429613
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $21,572 SGD|Low: $15,782 SGD|High: $29,594 SGD|Avg: $21,058 SGD|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 5, 2026
Retailer 5$15,782 SGD
Retailer 6$16,412 SGD
Retailer 3$16,656 SGD
Retailer 18$16,799 SGD
Retailer 16$17,622 SGD
Retailer 13$17,944 SGD
Retailer 8$17,953 SGD
Retailer 12$18,852 SGD
Retailer 4$19,149 SGD
Retailer 9$19,294 SGD
Retailer 2$19,448 SGD
Retailer 11$20,197 SGD
Retailer 7$20,383 SGD
Retailer 19$20,383 SGD
Retailer 17$20,834 SGD
Retailer 20$21,060 SGD
Retailer 1$21,572 SGD
Retailer 10$25,433 SGD
Retailer 15$26,375 SGD
Retailer 14$27,963 SGD

39 data points across 20 retailers

21 retailers$15,782 SGD to $27,963 SGD

B+
Cheapest Retailer
-
$15,782 SGD
B
Retailer 2
-
$16,412 SGD
View
B
Retailer 3
-
$16,656 SGD
View
B
Retailer 4
-
$16,799 SGD
View
B
Retailer 5
-
$17,622 SGD
View
B
Retailer 6
-
$17,944 SGD
View
Final sale: no returns
B
Retailer 7
-
$17,953 SGD
View
B
Retailer 8
-
$18,852 SGD
View
B
Retailer 9
-
$19,149 SGD
View
Retailer 10
-
$19,294 SGD
View
Price last confirmed 13 days ago
B
Retailer 11
-
$19,448 SGD
View
B
Retailer 12
-
$20,197 SGD
View
B
Retailer 13
-
$20,383 SGD
View
B
Retailer 14
-
$20,383 SGD
View
B
Retailer 15
-
$20,834 SGD
View
B
Retailer 16
-
$21,060 SGD
View
B
Retailer 17
-
$21,572 SGD
View
B
Retailer 18
-
$25,433 SGD
View
B
Retailer 19
-
$26,375 SGD
View
B
Retailer 20
-
$27,963 SGD
View
Most Expensive
Diamond Quarter
1.51VS2H21134E4CN · Nov 2
$33,209 SGD
£20,463 GBP
View
Price under review
20 more retailers have this diamond
Prices start from $15,782 SGDSave up to $12,181 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.51ct Round
$15,782 SGD