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Marquise|Natural|GIA

1.20ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 2557044141

Certificate GIA 2557044141

Diamond specifications and retailer prices

From $5,066 SGD
As of November 6, 2026
Save $6,150 SGD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $11,217 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557044141. Listed at 19 retailers as of November 5, 2026, with prices from $5,066 to $11,217, a $6,150 spread on the same certified stone. NZ Jewellers lists it at $11,217. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557044141
Dimensions11.32 × 5.66 × 3.24 mm
L/W Ratio2.00
Top View
11.32 mm5.66 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557044141
Side View
Table 56.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 57.2%

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 6
Current: $11,217 SGD|Low: $4,932 SGD|High: $11,217 SGD|Avg: $6,765 SGD|+1.6%
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
November 6, 2026
Retailer 11$5,066 SGD
Retailer 16$5,135 SGD
Retailer 17$5,371 SGD
Retailer 18$5,383 SGD
Retailer 19$5,561 SGD
Retailer 3$5,833 SGD
Retailer 9$5,875 SGD
Retailer 10$5,983 SGD
Retailer 4$6,221 SGD
Retailer 12$6,331 SGD
Retailer 14$6,362 SGD
Retailer 6$6,416 SGD
Retailer 5$6,613 SGD
Retailer 7$6,613 SGD
Retailer 15$6,730 SGD
Retailer 13$6,831 SGD
Retailer 2$9,408 SGD
Retailer 8$10,490 SGD
NZ Jewellers$11,217 SGD

38 data points across 19 retailers

19 retailers$5,066 SGD to $11,217 SGD

B+
Cheapest Retailer
-
$5,066 SGD
B+
Retailer 2
-
$5,135 SGD
View
B
Retailer 3
-
$5,371 SGD
View
B+
Retailer 4
-
$5,383 SGD
View
Final sale: no returns
B+
Retailer 5
-
$5,561 SGD
View
B+
Retailer 6
-
$5,833 SGD
View
B+
Retailer 7
-
$5,875 SGD
View
B
Retailer 8
-
$5,983 SGD
View
B
Retailer 9
-
$6,221 SGD
View
B
Retailer 10
-
$6,331 SGD
View
B+
Retailer 11
-
$6,362 SGD
View
B
Retailer 12
-
$6,416 SGD
View
B
Retailer 13
-
$6,613 SGD
View
B
Retailer 14
-
$6,613 SGD
View
B
Retailer 15
-
$6,730 SGD
View
B
Retailer 16
-
$6,831 SGD
View
B
Retailer 17
-
$9,408 SGD
View
B
Retailer 18
-
$10,490 SGD
View
Most Expensive
B
NZ Jewellers
0cccd910-d686-441f-9049-95fddd47fc57 · Nov 5
$11,217 SGD
$8,752 USD
View
18 more retailers have this diamond
Prices start from $5,066 SGDSave up to $6,150 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
$5,066 SGD