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Marquise|Natural|GIA

0.80ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2567688390

Certificate GIA 2567688390

Diamond specifications and retailer prices

From £708 GBP
SGD 1,284 SGD
As of October 31, 2026
Save £590 GBP (45%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,298 GBP at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-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 2567688390. Listed at 10 retailers as of October 27, 2026, with prices from £708 to £1,298, a £590 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,298. 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

0.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.26°
Pavilion angle40.01°
OriginNatural
Grading LabGIA
CertificateGIA 2567688390
Dimensions9.26 × 4.78 × 3.06 mm
L/W Ratio1.94
Culet sizeNone
Top View
9.26 mm4.78 mm0.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2567688390
Side View
Table 57.0%Crown 36.26°Girdle: STK-THKPavilion 40.01°Culet: NoneDepth 64.0%

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 31
Current: £1,155 GBP|Low: £799 GBP|High: £1,298 GBP|Avg: £1,027 GBP|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 2, 2026
Retailer 6£799 GBP
Retailer 3£827 GBP
Retailer 5£840 GBP
Retailer 7£869 GBP
Retailer 2£983 GBP
Retailer 1£1,155 GBP
Retailer 8£1,168 GBP
Retailer 4£1,217 GBP
Wholesale Diamonds Direct£1,298 GBP

7 data points across 9 retailers

10 retailers£708 GBP to £1,298 GBP

A
Cheapest Retailer
-
£708 GBP
SGD 1,284 SGD
A
Retailer 2
-
£799 GBP
$1,072 USD
View
A
Retailer 3
-
£827 GBP
$1,110 USD
View
A
Retailer 4
-
£840 GBP
$1,127 USD
View
A
Retailer 5
-
£869 GBP
SGD 1,576 SGD
View
A
Retailer 6
-
£983 GBP
$1,319 USD
View
B+
Retailer 7
-
£1,155 GBP
€1,476 EUR
View
B+
Retailer 8
-
£1,168 GBP
$1,567 USD
View
B+
Retailer 9
-
£1,217 GBP
$1,633 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
611171626 · Oct 27
£1,298 GBP
$1,742 USD
View
9 more retailers have this diamond
Prices start from £708 GBPSave up to £590 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
0.80ct Marquise
£708 GBP