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Marquise|Natural|GIA

1.00ct J IF Marquise Natural Diamond

EX • J/IF • GIA 2517573792

Certificate GIA 2517573792

Diamond specifications and retailer prices

From £1,835 GBP
As of November 6, 2026
Save £422 GBP (19%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,257 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2517573792. Listed at 5 retailers as of November 6, 2026, with prices from £1,835 to £2,257, a £422 spread on the same certified stone. GemTrove lists it at £2,257. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2517573792
Dimensions10.76 × 5.18 × 3.08 mm
L/W Ratio2.08
Top View
10.76 mm5.18 mm1.00 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2517573792
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.5%

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: £2,257 GBP|Low: £1,835 GBP|High: £2,461 GBP|Avg: £2,121 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 3£1,835 GBP
Retailer 2£1,971 GBP
Retailer 5£2,109 GBP
Retailer 4£2,194 GBP
GemTrove£2,257 GBP

40 data points across 5 retailers

5 retailers£1,835 GBP to £2,257 GBP

A
Cheapest Retailer
-
£1,835 GBP
A
Retailer 2
-
£1,971 GBP
View
B+
Retailer 3
-
£2,109 GBP
View
B+
Retailer 4
-
£2,194 GBP
View
Most Expensive
B+
GemTrove
GT-N-01273282-98 · Nov 6
£2,257 GBP
A$4,648 AUD
View
4 more retailers have this diamond
Prices start from £1,835 GBPSave up to £422 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
1.00ct Marquise
£1,835 GBP