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Marquise|Natural|GIA

0.81ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 2544527240

Certificate GIA 2544527240

Diamond specifications and retailer prices

From £686 GBP
$921 USD
As of November 2, 2026
Save £349 GBP (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,036 GBP at GemTrove · As of November 2, 2026
View at GemTrove

About this 0.81ct natural marquise diamond

This 0.81ct natural marquise sits in the just-under-one-carat band, graded I 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 2544527240. Listed at 5 retailers as of November 2, 2026, with prices from £686 to £1,036, a £349 spread on the same certified stone. GemTrove lists it at £1,036. 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

0.81
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2544527240
Dimensions9.04 × 4.87 × 3.10 mm
L/W Ratio1.86
Top View
9.04 mm4.87 mm0.81 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2544527240
Side View
Table 64.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.6%

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: £1,036 GBP|Low: £602 GBP|High: £1,036 GBP|Avg: £802 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4£686 GBP
Retailer 3£726 GBP
Retailer 5£762 GBP
Retailer 2£773 GBP
GemTrove£1,036 GBP

39 data points across 5 retailers

5 retailers£686 GBP to £1,036 GBP

A
Cheapest Retailer
-
£686 GBP
$921 USD
Final sale: no returns
A
Retailer 2
-
£726 GBP
$974 USD
View
A
Retailer 3
-
£762 GBP
SGD 1,381 SGD
View
A
Retailer 4
-
£773 GBP
View
Most Expensive
B+
GemTrove
GT-N-01273221-98 · Nov 2
£1,036 GBP
A$2,138 AUD
View
4 more retailers have this diamond
Prices start from £686 GBPSave up to £349 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
0.81ct Marquise
£686 GBP