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Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 6532997591

Certificate GIA 6532997591

Diamond specifications and retailer prices

From $7,773 SGD
$6,080 USD
As of October 28, 2026
Save $8,683 SGD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $16,456 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval 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 stated by the retailer rather than the lab and certified by GIA 6532997591. Listed at 16 retailers as of October 27, 2026, with prices from $7,773 to $16,456, a $8,683 spread on the same certified stone. NZ Jewellers lists it at $16,456. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532997591
Dimensions9.32 × 6.46 × 3.99 mm
L/W Ratio1.44
Top View
9.32 mm6.46 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532997591
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $16,456 SGD|Low: $7,428 SGD|High: $16,690 SGD|Avg: $10,365 SGD|-1.4%
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
October 29, 2026
Retailer 14$7,428 SGD
Retailer 5$7,773 SGD
Retailer 7$8,228 SGD
Retailer 4$8,297 SGD
Retailer 15$8,913 SGD
Retailer 3$9,051 SGD
Retailer 16$9,230 SGD
Retailer 11$9,234 SGD
Retailer 10$9,650 SGD
Retailer 6$9,882 SGD
Retailer 12$9,882 SGD
Retailer 13$10,214 SGD
Retailer 8$10,285 SGD
Retailer 9$10,735 SGD
Retailer 2$13,786 SGD
NZ Jewellers$16,456 SGD

38 data points across 16 retailers

16 retailers$7,773 SGD to $16,456 SGD

Retailer 1
-
$7,428 SGD
$5,810 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$7,773 SGD
$6,080 USD
View
Retailer 3
-
$8,228 SGD
$6,436 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$8,297 SGD
$6,490 USD
View
Retailer 5
-
$8,913 SGD
$6,972 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$9,051 SGD
$7,080 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
$9,230 SGD
$7,220 USD
View
B+
Retailer 8
-
$9,234 SGD
£5,688 GBP
View
B+
Retailer 9
-
$9,650 SGD
£5,944 GBP
View
B
Retailer 10
-
$9,882 SGD
$7,730 USD
View
B
Retailer 11
-
$9,882 SGD
$7,730 USD
View
B
Retailer 12
-
$10,214 SGD
$7,990 USD
View
B
Retailer 13
-
$10,285 SGD
$8,045 USD
View
B
Retailer 14
-
$10,735 SGD
€7,997 EUR
View
B
Retailer 15
-
$13,786 SGD
£8,491 GBP
View
Most Expensive
B
NZ Jewellers
592d6834-35f2-400e-9273-b620af258013 · Oct 27
$16,456 SGD
$12,872 USD
View
15 more retailers have this diamond
Prices start from $7,773 SGDSave up to $8,683 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 Oval
$7,773 SGD