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Marquise|Natural|GIA

1.03ct J IF Marquise Natural Diamond

EX • J/IF • GIA 7556050040

Certificate GIA 7556050040

Diamond specifications and retailer prices

From £2,340 GBP
As of November 6, 2026
Save £1,964 GBP (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £4,304 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural marquise diamond

This 1.03ct 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 7556050040. Listed at 7 retailers as of November 4, 2026, with prices from £2,340 to £4,304, a £1,964 spread on the same certified stone. MOH London lists it at £4,304. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
J
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7556050040
Dimensions11.83 × 5.13 × 2.97 mm
L/W Ratio2.31
Top View
11.83 mm5.13 mm1.03 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556050040
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £4,304 GBP|Low: £1,935 GBP|High: £4,367 GBP|Avg: £2,740 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4£1,941 GBP
Retailer 6£2,049 GBP
Retailer 5£2,340 GBP
Retailer 2£2,669 GBP
Retailer 7£2,766 GBP
Retailer 3£3,008 GBP
MOH London£4,304 GBP

42 data points across 7 retailers

7 retailers£2,340 GBP to £4,304 GBP

Retailer 1
-
£2,117 GBP
Price last confirmed 15 days ago
B+
Retailer 2
-
£2,340 GBP
View
B+
Retailer 3
-
£2,669 GBP
View
Retailer 4
-
£2,766 GBP
View
Price last confirmed 34 days ago
B+
Retailer 5
-
£2,834 GBP
View
B+
Retailer 6
-
£3,008 GBP
View
Most Expensive
B
MOH London
51A2ADD45 · Nov 4
£4,304 GBP
View
6 more retailers have this diamond
Prices start from £2,340 GBPSave up to £1,964 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.

B+
1.03ct Marquise
£2,340 GBP