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Marquise|Natural|GIA

1.20ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 7556036757

Certificate GIA 7556036757

Diamond specifications and retailer prices

From $3,362 SGD
As of November 6, 2026
Save $4,498 SGD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,860 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 J 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 7556036757. Listed at 14 retailers as of November 5, 2026, with prices from $3,362 to $7,860, a $4,498 spread on the same certified stone. NZ Jewellers lists it at $7,860. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7556036757
Dimensions10.68 × 5.62 × 3.52 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Knot, Needle, Indented Natural, Natural
Top View
10.68 mm5.62 mm1.20 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556036757
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: 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: Nov 6
Current: $4,668 SGD|Low: $3,362 SGD|High: $7,634 SGD|Avg: $4,840 SGD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 2$3,362 SGD
Retailer 5$3,582 SGD
Retailer 1$4,668 SGD
Retailer 6$4,684 SGD
Retailer 3$4,944 SGD
Retailer 4$7,543 SGD

43 data points across 6 retailers

14 retailers$3,362 SGD to $7,860 SGD

B+
Cheapest Retailer
-
$3,362 SGD
B+
Retailer 2
-
$3,582 SGD
View
Final sale: no returns
B+
Retailer 3
-
$3,852 SGD
View
B
Retailer 4
-
$4,005 SGD
View
B
Retailer 5
-
$4,245 SGD
View
B
Retailer 6
-
$4,511 SGD
View
Retailer 7
-
$4,511 SGD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$4,668 SGD
View
B
Retailer 9
-
$4,684 SGD
View
B
Retailer 10
-
$4,696 SGD
View
B
Retailer 11
-
$4,944 SGD
View
B
Retailer 12
-
$5,206 SGD
View
B
Retailer 13
-
$7,543 SGD
View
Most Expensive
B
NZ Jewellers
f7fa9b69-a9b8-4734-8b7a-4ec786ce7843 · Nov 5
$7,860 SGD
$6,133 USD
View
13 more retailers have this diamond
Prices start from $3,362 SGDSave up to $4,498 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
$3,362 SGD