Round|Natural|GIA

1.51ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 6137723181

Certificate GIA 6137723181

Diamond specifications and retailer prices

From $13,198 SGD
$10,324 USD
As of October 30, 2026
Save $4,899 SGD (27%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $24,130 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6137723181. Listed at 26 retailers as of October 30, 2026, with a 37% 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
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6137723181
Dimensions7.33 × 7.29 × 4.54 mm
L/W Ratio1.01
Top View
7.33 mm7.29 mm1.51 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6137723181
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $24,130 SGD|Low: $12,758 SGD|High: $24,130 SGD|Avg: $16,871 SGD
NZ Jewellers
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
Retailer 21
Retailer 22
November 1, 2026
Retailer 6$12,842 SGD
Retailer 7$13,198 SGD
Retailer 18$13,432 SGD
Retailer 20$13,738 SGD
Retailer 8$13,825 SGD
Retailer 4$14,280 SGD
Retailer 12$14,477 SGD
Retailer 10$14,478 SGD
Retailer 16$15,546 SGD
Retailer 3$15,683 SGD
Retailer 11$15,745 SGD
Retailer 5$15,925 SGD
Retailer 19$16,747 SGD
Retailer 9$16,849 SGD
Retailer 21$16,849 SGD
Retailer 14$17,191 SGD
Retailer 13$17,386 SGD
Retailer 22$17,412 SGD
Retailer 15$18,097 SGD
Retailer 17$21,269 SGD
Retailer 2$22,610 SGD
NZ Jewellers$24,130 SGD

39 data points across 22 retailers

26 retailers$13,198 SGD to $18,097 SGD

Retailer 1
-
$12,842 SGD
$10,045 USD
Price last confirmed 7 days ago
B
Retailer 2
-
$13,198 SGD
$10,324 USD
View
B
Retailer 3
-
$13,432 SGD
$10,507 USD
View
B
Retailer 4
-
$13,738 SGD
CA$14,925 CAD
View
B
Retailer 5
-
$13,825 SGD
$10,814 USD
View
B
Retailer 6
-
$14,280 SGD
$11,170 USD
View
B
Retailer 7
-
$14,477 SGD
$11,324 USD
View
Final sale: no returns
B
Retailer 8
-
$14,478 SGD
$11,325 USD
View
B
Retailer 9
-
$15,546 SGD
£9,575 GBP
View
Retailer 10
-
$15,572 SGD
$12,181 USD
View
Price last confirmed 54 days ago
B
Retailer 11
-
$15,683 SGD
$12,268 USD
View
Retailer 12
-
$15,745 SGD
A$18,948 AUD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$15,925 SGD
$12,457 USD
View
B
Retailer 14
-
$16,747 SGD
$13,100 USD
View
B
Retailer 15
-
$16,849 SGD
$13,180 USD
View
B
Retailer 16
-
$16,849 SGD
$13,180 USD
View
B
Retailer 17
-
$17,191 SGD
$13,447 USD
View
B
Retailer 18
-
$17,386 SGD
€12,952 EUR
View
B
Retailer 19
-
$17,412 SGD
$13,620 USD
View
Retailer 20
-
$17,968 SGD
$14,055 USD
View
Price last confirmed 55 days ago
B
Retailer 21
-
$18,097 SGD
$14,156 USD
View
Retailer 22
-
$18,908 SGD
$14,790 USD
View
Price last confirmed 9 days ago
Retailer 23
-
$21,269 SGD
ZAR 268,780 ZAR
View
Price under review
Retailer 24
-
$22,610 SGD
£13,926 GBP
View
Price under review
Retailer 25
-
$23,958 SGD
$18,741 USD
View
Price under review
Most Expensive
NZ Jewellers
0b1128d1-f553-4e66-a8bd-61c9ddfc87db · Oct 30
$24,130 SGD
$18,875 USD
View
Price under review
25 more retailers have this diamond
Prices start from $13,198 SGDSave up to $4,899 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
$13,198 SGD