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Marquise|Natural|GIA

0.31ct I SI1 Marquise Natural Diamond

ID • I/SI1 • GIA 6562503169

Certificate GIA 6562503169

Diamond specifications and retailer prices

From $209 SGD
₹15,574 INR
As of November 1, 2026
Save $457 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $666 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct natural marquise diamond

This 0.31ct natural marquise sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562503169. Listed at 10 retailers as of November 1, 2026, with prices from $209 to $666, a $457 spread on the same certified stone. MOH London lists it at $666. 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

0.31
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6562503169
Dimensions7.59 × 3.39 × 2.02 mm
L/W Ratio2.24
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
7.59 mm3.39 mm0.31 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562503169
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.7%

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 1
Current: $666 SGD|Low: $209 SGD|High: $709 SGD|Avg: $420 SGD|-6.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$209 SGD
Retailer 9$266 SGD
Retailer 8$332 SGD
Retailer 5$332 SGD
Retailer 2$439 SGD
Retailer 6$447 SGD
Retailer 7$455 SGD
Retailer 4$583 SGD
MOH London$666 SGD

26 data points across 9 retailers

10 retailers$209 SGD to $666 SGD

A
Cheapest Retailer
-
$209 SGD
₹15,574 INR
A
Retailer 2
-
$266 SGD
$208 USD
View
Final sale: no returns
A
Retailer 3
-
$332 SGD
$260 USD
View
A
Retailer 4
-
$332 SGD
$260 USD
View
B+
Retailer 5
-
$439 SGD
£270 GBP
View
B+
Retailer 6
-
$447 SGD
ZAR 5,646 ZAR
View
B+
Retailer 7
-
$455 SGD
$356 USD
View
Retailer 8
-
$532 SGD
A$640 AUD
View
Price last confirmed 29 days ago
B
Retailer 9
-
$583 SGD
£359 GBP
View
Most Expensive
B
MOH London
611022B97 · Nov 1
$666 SGD
£410 GBP
View
9 more retailers have this diamond
Prices start from $209 SGDSave up to $457 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
0.31ct Marquise
$209 SGD