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Round|Natural|GIA

1.51ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5232864868

Certificate GIA 5232864868

Diamond specifications and retailer prices

From $7,212 SGD
As of November 4, 2026
Save $8,056 SGD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $15,268 SGD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5232864868. Listed at 17 retailers as of November 4, 2026, with prices from $7,212 to $15,268, a $8,056 spread on the same certified stone. NZ Jewellers lists it at $15,268. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5232864868
Dimensions7.31 × 7.28 × 4.57 mm
L/W Ratio1.00
Top View
7.31 mm7.28 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232864868
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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 4
Current: $15,268 SGD|Low: $6,997 SGD|High: $15,268 SGD|Avg: $9,928 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
November 6, 2026
Retailer 9$7,633 SGD
Retailer 10$8,269 SGD
Retailer 11$8,269 SGD
Retailer 13$8,269 SGD
Retailer 5$8,423 SGD
Retailer 2$8,610 SGD
Retailer 6$9,382 SGD
Retailer 12$9,541 SGD
Retailer 3$10,061 SGD
Retailer 4$10,883 SGD
Retailer 8$13,234 SGD
Retailer 7$13,412 SGD
NZ Jewellers$15,268 SGD

40 data points across 13 retailers

17 retailers$7,212 SGD to $15,268 SGD

B+
Cheapest Retailer
-
$7,212 SGD
B+
Retailer 2
-
$7,491 SGD
View
B+
Retailer 3
-
$7,633 SGD
View
Final sale: no returns
B+
Retailer 4
-
$8,269 SGD
View
Retailer 5
-
$8,269 SGD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$8,269 SGD
View
B+
Retailer 7
-
$8,423 SGD
View
B+
Retailer 8
-
$8,610 SGD
View
B
Retailer 9
-
$9,197 SGD
View
B
Retailer 10
-
$9,197 SGD
View
B+
Retailer 11
-
$9,382 SGD
View
B
Retailer 12
-
$9,503 SGD
View
B
Retailer 13
-
$9,541 SGD
View
Retailer 14
-
$10,061 SGD
View
Price last confirmed 14 days ago
B
Retailer 15
-
$13,234 SGD
View
B
Retailer 16
-
$13,412 SGD
View
Most Expensive
B
NZ Jewellers
cbf74b4e-218a-44c5-bced-07e49437dd3d · Nov 5
$15,268 SGD
$11,953 USD
View
16 more retailers have this diamond
Prices start from $7,212 SGDSave up to $8,056 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
$7,212 SGD