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Marquise|Natural|GIA

1.02ct G SI1 Marquise Natural Diamond

ID • G/SI1 • GIA 7556499961

Certificate GIA 7556499961

Diamond specifications and retailer prices

From £2,433 GBP
$3,265 USD
As of October 28, 2026
Save £2,700 GBP (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £5,133 GBP at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556499961. Listed at 17 retailers as of October 28, 2026, with prices from £2,433 to £5,133, a £2,700 spread on the same certified stone. NZ Jewellers lists it at £5,133. 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

1.02
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.58°
OriginNatural
Grading LabGIA
CertificateGIA 7556499961
Dimensions10.25 × 5.39 × 3.20 mm
L/W Ratio1.90
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.25 mm5.39 mm1.02 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556499961
Side View
Table 60.0%Crown 35.58°GirdlePavilionCulet: NDepth 59.3%

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: Oct 28
Current: £5,133 GBP|Low: £2,398 GBP|High: £5,209 GBP|Avg: £3,247 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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 7£2,433 GBP
Retailer 16£2,593 GBP
Retailer 3£2,719 GBP
Retailer 5£2,813 GBP
Retailer 2£2,874 GBP
Retailer 4£2,946 GBP
Retailer 6£2,946 GBP
Retailer 14£2,946 GBP
Retailer 10£2,989 GBP
Retailer 15£3,056 GBP
Retailer 8£3,156 GBP
Retailer 9£3,333 GBP
Retailer 13£3,400 GBP
Retailer 12£3,621 GBP
Retailer 11£4,927 GBP
NZ Jewellers£5,133 GBP

26 data points across 16 retailers

17 retailers£2,433 GBP to £5,133 GBP

A
Cheapest Retailer
-
£2,433 GBP
$3,265 USD
B+
Retailer 2
-
£2,593 GBP
$3,479 USD
View
B+
Retailer 3
-
£2,719 GBP
$3,649 USD
View
Final sale: no returns
B+
Retailer 4
-
£2,813 GBP
$3,775 USD
View
B+
Retailer 5
-
£2,874 GBP
View
B+
Retailer 6
-
£2,946 GBP
$3,954 USD
View
B+
Retailer 7
-
£2,946 GBP
$3,954 USD
View
B+
Retailer 8
-
£2,946 GBP
$3,954 USD
View
B+
Retailer 9
-
£2,989 GBP
View
B+
Retailer 10
-
£3,056 GBP
$4,101 USD
View
Retailer 11
-
£3,152 GBP
$4,230 USD
View
Price last confirmed 33 days ago
Retailer 12
-
£3,156 GBP
A$6,515 AUD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
£3,333 GBP
€4,260 EUR
View
B+
Retailer 14
-
£3,400 GBP
$4,562 USD
View
B
Retailer 15
-
£3,621 GBP
ZAR 78,510 ZAR
View
B
Retailer 16
-
£4,927 GBP
View
Most Expensive
B
NZ Jewellers
0c51332d-e012-498d-86f1-eaece8526708 · Oct 30
£5,133 GBP
$6,888 USD
View
16 more retailers have this diamond
Prices start from £2,433 GBPSave up to £2,700 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
£2,433 GBP