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Marquise|Natural|GIA

0.31ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 2556734736

Certificate GIA 2556734736

Diamond specifications and retailer prices

From HK$1,642 HKD
₹19,936 INR
As of November 2, 2026
Save HK$3,539 HKD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$5,182 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556734736. Listed at 17 retailers as of November 1, 2026, with prices from HK$1,642 to HK$5,182, a HK$3,539 spread on the same certified stone. MOH London lists it at HK$5,182. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
Crown angle38.6°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556734736
Dimensions6.69 × 3.58 × 2.19 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizeNone
Top View
6.69 mm3.58 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2556734736
Side View
Table 61.0%Crown 38.6°Girdle: STK-VTKPavilion 38.6°Culet: NoneDepth 61.3%

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$5,182 HKD|Low: HK$1,642 HKD|High: HK$10,655 HKD|Avg: HK$3,422 HKD|-8.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 2HK$1,642 HKD
Retailer 7HK$2,009 HKD
Retailer 16HK$2,071 HKD
Retailer 15HK$2,244 HKD
Retailer 3HK$2,283 HKD
Retailer 14HK$2,417 HKD
Retailer 8HK$2,468 HKD
Retailer 13HK$2,503 HKD
Retailer 9HK$2,856 HKD
Retailer 6HK$3,044 HKD
Retailer 12HK$3,074 HKD
Retailer 4HK$3,288 HKD
Retailer 10HK$3,499 HKD
Retailer 11HK$3,889 HKD
MOH LondonHK$5,182 HKD
Retailer 5HK$10,247 HKD

25 data points across 16 retailers

17 retailersHK$1,642 HKD to HK$5,182 HKD

A
Cheapest Retailer
-
HK$1,642 HKD
₹19,936 INR
A
Retailer 2
-
HK$2,009 HKD
View
A
Retailer 3
-
HK$2,071 HKD
$264 USD
View
Final sale: no returns
A
Retailer 4
-
HK$2,244 HKD
$286 USD
View
A
Retailer 5
-
HK$2,283 HKD
$291 USD
View
A
Retailer 6
-
HK$2,417 HKD
$308 USD
View
A
Retailer 7
-
HK$2,468 HKD
SGD 425 SGD
View
A
Retailer 8
-
HK$2,503 HKD
$319 USD
View
B+
Retailer 9
-
HK$2,856 HKD
£287 GBP
View
B+
Retailer 10
-
HK$3,044 HKD
$388 USD
View
B+
Retailer 11
-
HK$3,074 HKD
£308 GBP
View
B+
Retailer 12
-
HK$3,288 HKD
$419 USD
View
Retailer 13
-
HK$3,413 HKD
$435 USD
View
Price last confirmed 56 days ago
B
Retailer 14
-
HK$3,499 HKD
$446 USD
View
B
Retailer 15
-
HK$3,889 HKD
€472 EUR
View
Most Expensive
B
MOH London
25AA25423 · Nov 1
HK$5,182 HKD
£520 GBP
View
15 more retailers have this diamond
Prices start from HK$1,642 HKDSave up to HK$3,539 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$1,642 HKD