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Marquise|Natural|GIA

2.56ct D SI2 Marquise Natural Diamond

ID • D/SI2 • GIA 2558756432

Certificate GIA 2558756432

Diamond specifications and retailer prices

From £20,710 GBP
₹2,642,739 INR
As of October 29, 2026
Save £14,192 GBP (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £34,901 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 2.56ct natural marquise diamond

This 2.56ct natural marquise sits in the two to three 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 2558756432. Listed at 13 retailers as of October 29, 2026, with prices from £20,710 to £34,901, a £14,192 spread on the same certified stone. MOH London lists it at £34,901. 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

2.56
Carat
D
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.51°
Pavilion angle41.07°
OriginNatural
Grading LabGIA
CertificateGIA 2558756432
Dimensions14.21 × 7.12 × 4.44 mm
L/W Ratio2.00
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
14.21 mm7.12 mm2.56 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558756432
Side View
Table 62.0%Crown 37.51°Girdle: ThickPavilion 41.07°Culet: NoneDepth 62.4%

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: Oct 29
Current: £34,901 GBP|Low: £19,708 GBP|High: £35,134 GBP|Avg: £24,910 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3£20,710 GBP
Retailer 4£22,491 GBP
Retailer 2£22,614 GBP
Retailer 5£24,536 GBP
MOH London£34,901 GBP

45 data points across 5 retailers

13 retailers£20,710 GBP to £34,901 GBP

A
Cheapest Retailer
-
£20,710 GBP
₹2,642,739 INR
A
Retailer 2
-
£22,338 GBP
$29,931 USD
View
A
Retailer 3
-
£22,491 GBP
$30,136 USD
View
A
Retailer 4
-
£22,491 GBP
$30,136 USD
View
Final sale: no returns
A
Retailer 5
-
£22,614 GBP
View
Retailer 6
-
£23,155 GBP
$31,025 USD
View
Price last confirmed 31 days ago
Retailer 7
-
£24,536 GBP
$32,875 USD
View
Price last confirmed 15 days ago
Retailer 8
-
£25,763 GBP
$34,519 USD
View
Price last confirmed 30 days ago
Retailer 9
-
£26,581 GBP
$35,615 USD
View
Price last confirmed 30 days ago
B+
Retailer 10
-
£27,312 GBP
$36,595 USD
View
Retailer 11
-
£27,603 GBP
$36,985 USD
View
Price last confirmed 55 days ago
Retailer 12
-
£27,603 GBP
$36,985 USD
View
Price last confirmed 32 days ago
Most Expensive
B+
MOH London
77942E086 · Oct 29
£34,901 GBP
View
12 more retailers have this diamond
Prices start from £20,710 GBPSave up to £14,192 GBP

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
2.56ct Marquise
£20,710 GBP