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Marquise|Natural|GIA

1.20ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6562638922

Certificate GIA 6562638922

Diamond specifications and retailer prices

From $5,868 SGD
As of November 5, 2026
Save $4,485 SGD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,353 SGD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562638922. Listed at 16 retailers as of November 5, 2026, with prices from $5,868 to $10,353, a $4,485 spread on the same certified stone. Wholesale Diamonds Direct lists it at $10,353. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.83°
Pavilion angle40.01°
OriginNatural
Grading LabGIA
CertificateGIA 6562638922
Dimensions10.32 × 5.45 × 3.50 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.32 mm5.45 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562638922
Side View
Table 60.0%Crown 39.83°Girdle: STK-THKPavilion 40.01°Culet: NDepth 64.2%

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: Nov 5
Current: $8,089 SGD|Low: $5,868 SGD|High: $10,353 SGD|Avg: $7,357 SGD
Retailer 1
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 13$5,868 SGD
Retailer 7$5,908 SGD
Retailer 10$5,972 SGD
Retailer 14$6,038 SGD
Retailer 6$6,176 SGD
Retailer 11$6,203 SGD
Retailer 12$6,364 SGD
Retailer 9$6,485 SGD
Retailer 4$6,985 SGD
Retailer 5$7,304 SGD
Retailer 2$7,306 SGD
Retailer 8$7,497 SGD
Retailer 1$8,089 SGD
Retailer 15$9,834 SGD
Retailer 3$10,061 SGD
Wholesale Diamonds Direct$10,353 SGD

21 data points across 16 retailers

16 retailers$5,868 SGD to $10,353 SGD

B+
Cheapest Retailer
-
$5,868 SGD
B+
Retailer 2
-
$5,908 SGD
View
B+
Retailer 3
-
$5,972 SGD
View
B+
Retailer 4
-
$6,038 SGD
View
B
Retailer 5
-
$6,176 SGD
View
B
Retailer 6
-
$6,203 SGD
View
B
Retailer 7
-
$6,364 SGD
View
B
Retailer 8
-
$6,485 SGD
View
B
Retailer 9
-
$6,985 SGD
View
B
Retailer 10
-
$7,304 SGD
View
B
Retailer 11
-
$7,306 SGD
View
B
Retailer 12
-
$7,497 SGD
View
B
Retailer 13
-
$8,089 SGD
View
B
Retailer 14
-
$9,834 SGD
View
B
Retailer 15
-
$10,061 SGD
View
Most Expensive
B
Wholesale Diamonds Direct
564760092 · Nov 6
$10,353 SGD
$8,078 USD
View
15 more retailers have this diamond
Prices start from $5,868 SGDSave up to $4,485 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 Marquise
$5,868 SGD