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Marquise|Natural|GIA

1.00ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 6562327448

Certificate GIA 6562327448

Diamond specifications and retailer prices

From £1,747 GBP
As of November 6, 2026
Save £2,298 GBP (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £4,046 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562327448. Listed at 14 retailers as of November 5, 2026, with prices from £1,747 to £4,046, a £2,298 spread on the same certified stone. NZ Jewellers lists it at £4,046. 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

1.00
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562327448
Dimensions10.62 × 5.12 × 3.01 mm
L/W Ratio2.07
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cavity, Indented Natural
Top View
10.62 mm5.12 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562327448
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.9%

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 6
Current: £4,046 GBP|Low: £1,730 GBP|High: £4,264 GBP|Avg: £2,555 GBP|-5.1%
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 6, 2026
Retailer 2£1,747 GBP
Retailer 8£1,750 GBP
Retailer 5£2,122 GBP
Retailer 13£2,143 GBP
Retailer 3£2,184 GBP
Retailer 6£2,283 GBP
Retailer 10£2,322 GBP
Retailer 9£2,412 GBP
Retailer 12£2,433 GBP
Retailer 11£2,492 GBP
Retailer 4£2,679 GBP
Retailer 7£3,873 GBP
NZ Jewellers£4,046 GBP

37 data points across 13 retailers

14 retailers£1,747 GBP to £4,046 GBP

A
Cheapest Retailer
-
£1,747 GBP
A
Retailer 2
-
£1,750 GBP
View
A
Retailer 3
-
£1,966 GBP
View
Retailer 4
-
£2,122 GBP
View
Price last confirmed 31 days ago
A
Retailer 5
-
£2,143 GBP
View
Final sale: no returns
B+
Retailer 6
-
£2,184 GBP
View
A
Retailer 7
-
£2,283 GBP
View
B+
Retailer 8
-
£2,322 GBP
View
B+
Retailer 9
-
£2,412 GBP
View
Retailer 10
-
£2,433 GBP
View
Price last confirmed 11 days ago
B+
Retailer 11
-
£2,492 GBP
View
B+
Retailer 12
-
£2,679 GBP
View
B
Retailer 13
-
£3,873 GBP
View
Most Expensive
B
NZ Jewellers
892e2d6b-8cf1-4187-a384-8d9873af1602 · Nov 5
£4,046 GBP
$5,415 USD
View
13 more retailers have this diamond
Prices start from £1,747 GBPSave up to £2,298 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
£1,747 GBP