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Oval|Natural|GIA

1.20ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 6512783721

Certificate GIA 6512783721

Diamond specifications and retailer prices

From $4,717 SGD
$3,680 USD
As of October 29, 2026
Save $6,087 SGD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $10,803 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6512783721. Listed at 19 retailers as of October 29, 2026, with prices from $4,717 to $10,803, a $6,087 spread on the same certified stone. NZ Jewellers lists it at $10,803. 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

1.20
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceStrong
Crown angle37.42°
Pavilion angle41.45°
OriginNatural
Grading LabGIA
CertificateGIA 6512783721
Dimensions8.39 × 6.03 × 3.78 mm
L/W Ratio1.39
Top View
8.39 mm6.03 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6512783721
Side View
Table 59.0%Crown 37.42°Girdle: MED-THKPavilion 41.45°Culet: NoneDepth 62.7%

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: Oct 29
Current: $10,803 SGD|Low: $4,489 SGD|High: $10,803 SGD|Avg: $6,543 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
October 30, 2026
Retailer 4$4,717 SGD
Retailer 8$4,937 SGD
Retailer 7$5,018 SGD
Retailer 3$5,618 SGD
Retailer 9$5,618 SGD
Retailer 12$5,618 SGD
Retailer 10$5,948 SGD
Retailer 2$6,166 SGD
Retailer 11$6,483 SGD
Retailer 6$7,006 SGD
Retailer 5$9,929 SGD
NZ Jewellers$10,803 SGD

42 data points across 12 retailers

19 retailers$4,717 SGD to $10,803 SGD

B+
Cheapest Retailer
-
$4,717 SGD
$3,680 USD
B+
Retailer 2
-
$4,845 SGD
$3,780 USD
View
B+
Retailer 3
-
$4,937 SGD
$3,852 USD
View
Final sale: no returns
B+
Retailer 4
-
$4,944 SGD
$3,857 USD
View
B+
Retailer 5
-
$4,956 SGD
$3,867 USD
View
B+
Retailer 6
-
$5,018 SGD
$3,915 USD
View
B+
Retailer 7
-
$5,303 SGD
CA$5,747 CAD
View
B
Retailer 8
-
$5,618 SGD
$4,383 USD
View
B
Retailer 9
-
$5,618 SGD
$4,383 USD
View
B
Retailer 10
-
$5,618 SGD
$4,383 USD
View
B
Retailer 11
-
$5,710 SGD
$4,455 USD
View
B+
Retailer 12
-
$5,948 SGD
$4,641 USD
View
B+
Retailer 13
-
$6,119 SGD
$4,774 USD
View
B+
Retailer 14
-
$6,166 SGD
£3,788 GBP
View
B
Retailer 15
-
$6,483 SGD
$5,058 USD
View
B
Retailer 16
-
$7,006 SGD
€5,206 EUR
View
B
Retailer 17
-
$7,138 SGD
$5,569 USD
View
B
Retailer 18
-
$9,929 SGD
£6,100 GBP
View
Most Expensive
B
NZ Jewellers
cd544772-3b57-44ce-ad10-b72fbde7a4b3 · Oct 30
$10,803 SGD
$8,429 USD
View
18 more retailers have this diamond
Prices start from $4,717 SGDSave up to $6,087 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+
1.20ct Oval
$4,717 SGD