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Marquise|Natural|GIA

1.20ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6562306385

Certificate GIA 6562306385

Diamond specifications and retailer prices

From $5,636 SGD
As of November 6, 2026
Save $7,012 SGD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $12,648 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 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 6562306385. Listed at 17 retailers as of November 5, 2026, with prices from $5,636 to $12,648, a $7,012 spread on the same certified stone. NZ Jewellers lists it at $12,648. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6562306385
Dimensions10.65 × 5.62 × 3.35 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.65 mm5.62 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562306385
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 59.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,636 SGD|Low: $5,636 SGD|High: $11,259 SGD|Avg: $7,916 SGD|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1$5,636 SGD
Retailer 4$7,304 SGD
Retailer 2$7,436 SGD
Retailer 6$7,523 SGD
Retailer 7$7,886 SGD
Retailer 3$8,039 SGD
Retailer 5$11,111 SGD

30 data points across 7 retailers

17 retailers$5,636 SGD to $12,648 SGD

A
Cheapest Retailer
-
$5,636 SGD
B+
Retailer 2
-
$6,025 SGD
View
Final sale: no returns
B+
Retailer 3
-
$6,399 SGD
View
B+
Retailer 4
-
$6,595 SGD
View
B+
Retailer 5
-
$6,821 SGD
View
B+
Retailer 6
-
$7,304 SGD
View
B+
Retailer 7
-
$7,436 SGD
View
B+
Retailer 8
-
$7,523 SGD
View
B+
Retailer 9
-
$7,563 SGD
View
B+
Retailer 10
-
$7,563 SGD
View
Retailer 11
-
$7,563 SGD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$7,761 SGD
View
B
Retailer 13
-
$7,886 SGD
View
B+
Retailer 14
-
$8,039 SGD
View
B
Retailer 15
-
$8,725 SGD
View
B
Retailer 16
-
$11,111 SGD
View
Most Expensive
B
NZ Jewellers
89cb83a5-6ae6-4bb1-b499-0486605d2972 · Nov 5
$12,648 SGD
$9,869 USD
View
16 more retailers have this diamond
Prices start from $5,636 SGDSave up to $7,012 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.

A
1.20ct Marquise
$5,636 SGD