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Marquise|Natural|GIA

1.01ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 2241029963

Certificate GIA 2241029963

Diamond specifications and retailer prices

From £1,011 GBP
As of November 6, 2026
Save £631 GBP (38%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £1,642 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded J 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 2241029963. Listed at 8 retailers as of November 6, 2026, with prices from £1,011 to £1,642, a £631 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,642. 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

1.01
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
Crown angle39.86°
Pavilion angle40.31°
OriginNatural
Grading LabGIA
CertificateGIA 2241029963
Dimensions9.72 × 5.14 × 3.30 mm
L/W Ratio1.89
Culet sizeNone
Top View
9.72 mm5.14 mm1.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 2241029963
Side View
Table 60.0%Crown 39.86°Girdle: MED-THKPavilion 40.31°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,011 GBP|Low: £1,006 GBP|High: £1,741 GBP|Avg: £1,267 GBP|-7.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 6, 2026
Retailer 1£1,011 GBP
Retailer 4£1,012 GBP
Retailer 7£1,082 GBP
Retailer 3£1,094 GBP
Retailer 5£1,128 GBP
Retailer 6£1,372 GBP
Retailer 2£1,423 GBP
Wholesale Diamonds Direct£1,642 GBP

44 data points across 8 retailers

8 retailers£1,011 GBP to £1,642 GBP

A
Cheapest Retailer
-
£1,011 GBP
A
Retailer 2
-
£1,012 GBP
View
A
Retailer 3
-
£1,082 GBP
View
A
Retailer 4
-
£1,094 GBP
View
A
Retailer 5
-
£1,128 GBP
View
B+
Retailer 6
-
£1,372 GBP
View
B+
Retailer 7
-
£1,423 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
271552278 · Nov 6
£1,642 GBP
$2,198 USD
View
7 more retailers have this diamond
Prices start from £1,011 GBPSave up to £631 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
1.01ct Marquise
£1,011 GBP