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Marquise|Natural|GIA

1.00ct G SI2 Marquise Natural Diamond

ID • G/SI2 • GIA 2566164747

Certificate GIA 2566164747

Diamond specifications and retailer prices

From $3,002 SGD
As of November 6, 2026
Save $3,954 SGD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,955 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G 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 2566164747. Listed at 13 retailers as of November 5, 2026, with prices from $3,002 to $6,955, a $3,954 spread on the same certified stone. NZ Jewellers lists it at $6,955. 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

1.00
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566164747
Dimensions10.10 × 5.18 × 3.24 mm
L/W Ratio1.95
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural
Top View
10.10 mm5.18 mm1.00 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566164747
Side View
Table 60.0%CrownGirdle: THK-XTKPavilionCulet: NoneDepth 62.6%

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: $6,955 SGD|Low: $2,978 SGD|High: $7,024 SGD|Avg: $4,298 SGD|-0.8%
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
November 6, 2026
Retailer 8$3,002 SGD
Retailer 2$3,004 SGD
Retailer 9$3,499 SGD
Retailer 3$3,685 SGD
Retailer 4$3,754 SGD
Retailer 6$3,926 SGD
Retailer 11$3,992 SGD
Retailer 10$4,146 SGD
Retailer 13$4,182 SGD
Retailer 12$4,284 SGD
Retailer 5$4,606 SGD
Retailer 7$6,658 SGD
NZ Jewellers$6,955 SGD

38 data points across 13 retailers

13 retailers$3,002 SGD to $6,955 SGD

A
Cheapest Retailer
-
$3,002 SGD
A
Retailer 2
-
$3,004 SGD
View
Retailer 3
-
$3,499 SGD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$3,685 SGD
View
Final sale: no returns
B+
Retailer 5
-
$3,754 SGD
View
B+
Retailer 6
-
$3,926 SGD
View
B+
Retailer 7
-
$3,992 SGD
View
B+
Retailer 8
-
$4,146 SGD
View
Retailer 9
-
$4,182 SGD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$4,284 SGD
View
B+
Retailer 11
-
$4,606 SGD
View
B
Retailer 12
-
$6,658 SGD
View
Most Expensive
B
NZ Jewellers
9ad33332-9428-4058-956d-41d16507bde1 · Nov 5
$6,955 SGD
$5,427 USD
View
12 more retailers have this diamond
Prices start from $3,002 SGDSave up to $3,954 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
1.00ct Marquise
$3,002 SGD