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Oval|Natural|GIA

1.51ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 6552656702

Certificate GIA 6552656702

Diamond specifications and retailer prices

From $4,984 SGD
$3,899 USD
As of November 1, 2026
Save $6,690 SGD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,674 SGD at NZ Jewellers · As of October 30, 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 G 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 6552656702. Listed at 20 retailers as of October 30, 2026, with prices from $4,984 to $11,674, a $6,690 spread on the same certified stone. NZ Jewellers lists it at $11,674. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.7°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552656702
Dimensions8.76 × 6.43 × 4.10 mm
L/W Ratio1.36
Girdle conditionFaceted
Top View
8.76 mm6.43 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552656702
Side View
Table 63.0%Crown 39.7°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $11,674 SGD|Low: $4,983 SGD|High: $12,021 SGD|Avg: $7,143 SGD|-2.9%
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
November 1, 2026
Retailer 2$4,984 SGD
Retailer 4$5,204 SGD
Retailer 18$5,359 SGD
Retailer 3$5,482 SGD
Retailer 20$5,608 SGD
Retailer 19$5,803 SGD
Retailer 17$6,287 SGD
Retailer 9$6,324 SGD
Retailer 10$6,324 SGD
Retailer 5$6,618 SGD
Retailer 14$6,723 SGD
Retailer 16$6,771 SGD
Retailer 6$7,044 SGD
Retailer 11$7,082 SGD
Retailer 8$7,254 SGD
Retailer 12$7,325 SGD
Retailer 7$7,854 SGD
Retailer 13$8,074 SGD
Retailer 15$11,053 SGD
NZ Jewellers$11,674 SGD

25 data points across 20 retailers

20 retailers$4,984 SGD to $11,674 SGD

A
Cheapest Retailer
-
$4,984 SGD
$3,899 USD
A
Retailer 2
-
$5,204 SGD
HK$31,800 HKD
View
A
Retailer 3
-
$5,359 SGD
$4,192 USD
View
A
Retailer 4
-
$5,482 SGD
$4,288 USD
View
A
Retailer 5
-
$5,608 SGD
$4,387 USD
View
A
Retailer 6
-
$5,803 SGD
$4,539 USD
View
Final sale: no returns
A
Retailer 7
-
$6,287 SGD
$4,918 USD
View
A
Retailer 8
-
$6,324 SGD
$4,947 USD
View
A
Retailer 9
-
$6,324 SGD
$4,947 USD
View
A
Retailer 10
-
$6,618 SGD
$5,177 USD
View
A
Retailer 11
-
$6,723 SGD
£4,141 GBP
View
A
Retailer 12
-
$6,771 SGD
£4,170 GBP
View
A
Retailer 13
-
$7,044 SGD
$5,510 USD
View
A
Retailer 14
-
$7,082 SGD
$5,540 USD
View
A
Retailer 15
-
$7,254 SGD
$5,674 USD
View
A
Retailer 16
-
$7,325 SGD
$5,730 USD
View
A
Retailer 17
-
$7,854 SGD
€5,851 EUR
View
B+
Retailer 18
-
$8,074 SGD
$6,316 USD
View
B
Retailer 19
-
$11,053 SGD
£6,808 GBP
View
Most Expensive
B
NZ Jewellers
8613633b-fa02-4518-b7b2-e75795b72a18 · Oct 30
$11,674 SGD
$9,132 USD
View
19 more retailers have this diamond
Prices start from $4,984 SGDSave up to $6,690 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.

A
1.51ct Oval
$4,984 SGD