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Marquise|Natural|GIA

0.31ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 6562636657

Certificate GIA 6562636657

Diamond specifications and retailer prices

From HK$1,971 HKD
₹23,923 INR
As of November 2, 2026
Save HK$4,337 HKD (69%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$6,308 HKD 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562636657. Listed at 8 retailers as of November 1, 2026, with prices from HK$1,971 to HK$6,308, a HK$4,337 spread on the same certified stone. MOH London lists it at HK$6,308. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562636657
Dimensions7.57 × 3.34 × 2.09 mm
L/W Ratio2.27
Culet sizeNone
Key to symbols
Feather
Top View
7.57 mm3.34 mm0.31 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6562636657
Side View
Table 61.0%CrownGirdle: STK-STKPavilionCulet: 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 2
Current: HK$6,308 HKD|Low: HK$1,967 HKD|High: HK$7,275 HKD|Avg: HK$3,768 HKD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2HK$1,971 HKD
Retailer 7HK$2,310 HKD
Retailer 8HK$2,897 HKD
Retailer 3HK$3,572 HKD
Retailer 5HK$3,745 HKD
Retailer 6HK$3,923 HKD
Retailer 4HK$5,050 HKD
MOH LondonHK$6,308 HKD

18 data points across 8 retailers

8 retailersHK$1,971 HKD to HK$6,308 HKD

A
Cheapest Retailer
-
HK$1,971 HKD
₹23,923 INR
A
Retailer 2
-
HK$2,310 HKD
View
B+
Retailer 3
-
HK$2,897 HKD
SGD 499 SGD
View
B
Retailer 4
-
HK$3,572 HKD
£359 GBP
View
B+
Retailer 5
-
HK$3,745 HKD
£376 GBP
View
B+
Retailer 6
-
HK$3,923 HKD
$500 USD
View
B
Retailer 7
-
HK$5,050 HKD
€613 EUR
View
Most Expensive
B
MOH London
7A063C072 · Nov 1
HK$6,308 HKD
£633 GBP
View
7 more retailers have this diamond
Prices start from HK$1,971 HKDSave up to HK$4,337 HKD

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
HK$1,971 HKD