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Marquise|Natural|GIA

1.02ct J VVS1 Marquise Natural Diamond

ID • J/VVS1 • GIA 12

Certificate GIA 12

Diamond specifications and retailer prices

From £2,439 GBP
As of November 4, 2026
Save £623 GBP (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £3,062 GBP at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of November 4, 2026, with prices from £2,439 to £3,062, a £623 spread on the same certified stone. Blue Nile lists it at £3,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
J
Colour
VVS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 12
Dimensions10.57 × 5.30 × 3.03 mm
L/W Ratio1.99
Top View
10.57 mm5.30 mm1.02 ctJ / VVS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 12
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 57.1%

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 4
Current: £3,062 GBP|Low: £2,439 GBP|High: £5,527 GBP|Avg: £3,296 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 26, 2026
Retailer 6£2,439 GBP
Retailer 2£2,441 GBP
Retailer 4£2,874 GBP
Blue Nile£3,062 GBP
Retailer 5£3,316 GBP
Retailer 3£5,527 GBP

2 data points across 6 retailers

3 retailers£2,439 GBP to £3,062 GBP

B+
Cheapest Retailer
-
£2,439 GBP
B+
Retailer 2
-
£2,441 GBP
View
Most Expensive
B
Blue Nile
21467265 · Nov 5
£3,062 GBP
$4,099 USD
View
2 more retailers have this diamond
Prices start from £2,439 GBPSave up to £623 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+
1.02ct Marquise
£2,439 GBP