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Marquise|Natural|GIA

1.02ct F I1 Marquise Natural Diamond

EX • F/I1 • GIA 2235988623

Certificate GIA 2235988623

Diamond specifications and retailer prices

From £1,725 GBP
$2,313 USD
As of November 2, 2026
Save £2,319 GBP (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £4,044 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235988623. Listed at 9 retailers as of November 2, 2026, with prices from £1,725 to £4,044, a £2,319 spread on the same certified stone. NZ Jewellers lists it at £4,044. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
F
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2235988623
Dimensions10.34 × 5.32 × 3.32 mm
L/W Ratio1.94
Girdle conditionFaceted
Top View
10.34 mm5.32 mm1.02 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2235988623
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 62.4%

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: Nov 2
Current: £4,044 GBP|Low: £1,289 GBP|High: £4,044 GBP|Avg: £2,089 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 5£1,289 GBP
Retailer 13£1,361 GBP
Retailer 4£1,725 GBP
Retailer 10£1,725 GBP
Retailer 6£1,727 GBP
Retailer 9£1,916 GBP
Retailer 11£2,036 GBP
Retailer 12£2,036 GBP
Retailer 8£2,103 GBP
Retailer 3£2,113 GBP
Retailer 2£2,283 GBP
Retailer 7£2,811 GBP
NZ Jewellers£4,044 GBP

18 data points across 13 retailers

9 retailers£1,725 GBP to £4,044 GBP

A
Cheapest Retailer
-
£1,725 GBP
$2,313 USD
A
Retailer 2
-
£1,727 GBP
$2,316 USD
View
B+
Retailer 3
-
£1,916 GBP
$2,570 USD
View
B+
Retailer 4
-
£2,036 GBP
$2,730 USD
View
B+
Retailer 5
-
£2,036 GBP
$2,730 USD
View
B+
Retailer 6
-
£2,103 GBP
$2,820 USD
View
B+
Retailer 7
-
£2,283 GBP
€2,916 EUR
View
B
Retailer 8
-
£2,811 GBP
$3,770 USD
View
Most Expensive
B
NZ Jewellers
a239fae4-fbbe-4eac-85c5-db57e0df4f18 · Nov 3
£4,044 GBP
$5,423 USD
View
8 more retailers have this diamond
Prices start from £1,725 GBPSave up to £2,319 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
1.02ct Marquise
£1,725 GBP