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Marquise|Natural|GIA

1.20ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 5556672444

Certificate GIA 5556672444

Diamond specifications and retailer prices

From $4,249 SGD
As of November 6, 2026
Save $5,557 SGD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,806 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 5556672444. Listed at 19 retailers as of November 5, 2026, with prices from $4,249 to $9,806, a $5,557 spread on the same certified stone. NZ Jewellers lists it at $9,806. 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
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5556672444
Dimensions10.60 × 5.49 × 3.49 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Needle
Top View
10.60 mm5.49 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5556672444
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.6%

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: $9,806 SGD|Low: $4,378 SGD|High: $9,988 SGD|Avg: $6,384 SGD|-1.8%
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
November 6, 2026
Retailer 2$4,378 SGD
Retailer 4$5,014 SGD
Retailer 13$5,050 SGD
Retailer 7$5,196 SGD
Retailer 11$5,358 SGD
Retailer 10$5,534 SGD
Retailer 3$5,629 SGD
Retailer 16$5,629 SGD
Retailer 14$5,701 SGD
Retailer 9$5,733 SGD
Retailer 5$5,806 SGD
Retailer 17$5,818 SGD
Retailer 12$6,335 SGD
Retailer 6$6,494 SGD
Retailer 15$8,940 SGD
Retailer 8$9,147 SGD
NZ Jewellers$9,806 SGD

24 data points across 17 retailers

19 retailers$4,249 SGD to $9,806 SGD

B+
Cheapest Retailer
-
$4,249 SGD
B+
Retailer 2
-
$4,378 SGD
View
B+
Retailer 3
-
$5,014 SGD
View
B+
Retailer 4
-
$5,050 SGD
View
B
Retailer 5
-
$5,196 SGD
View
Final sale: no returns
B
Retailer 6
-
$5,223 SGD
View
B
Retailer 7
-
$5,358 SGD
View
B+
Retailer 8
-
$5,534 SGD
View
B+
Retailer 9
-
$5,629 SGD
View
B+
Retailer 10
-
$5,629 SGD
View
B+
Retailer 11
-
$5,701 SGD
View
Retailer 12
-
$5,733 SGD
View
Price last confirmed 13 days ago
B
Retailer 13
-
$5,806 SGD
View
B
Retailer 14
-
$5,818 SGD
View
B
Retailer 15
-
$6,335 SGD
View
B
Retailer 16
-
$6,494 SGD
View
B
Retailer 17
-
$8,940 SGD
View
Retailer 18
-
$9,147 SGD
View
Price last confirmed 10 days ago
Most Expensive
B
NZ Jewellers
0ba1fac9-0d20-40e7-abca-d8b5cda14998 · Nov 5
$9,806 SGD
$7,651 USD
View
18 more retailers have this diamond
Prices start from $4,249 SGDSave up to $5,557 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
$4,249 SGD