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Marquise|Natural|GIA

1.00ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 6562246126

Certificate GIA 6562246126

Diamond specifications and retailer prices

From £1,460 GBP
As of November 6, 2026
Save £4,628 GBP (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £6,088 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562246126. Listed at 12 retailers as of November 2, 2026, with prices from £1,460 to £6,088, a £4,628 spread on the same certified stone. MOH London lists it at £6,088. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6562246126
Dimensions9.19 × 5.10 × 3.30 mm
L/W Ratio1.80
Culet sizeNone
Top View
9.19 mm5.10 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562246126
Side View
Table 60.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 64.8%

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: £6,088 GBP|Low: £1,460 GBP|High: £6,088 GBP|Avg: £2,324 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2£1,460 GBP
Retailer 7£1,696 GBP
Retailer 3£2,118 GBP
Retailer 4£2,129 GBP
Retailer 5£2,284 GBP
Retailer 6£2,344 GBP
Retailer 10£3,428 GBP
Retailer 11£3,528 GBP
Retailer 8£3,778 GBP
Retailer 9£3,822 GBP
Retailer 12£4,410 GBP
MOH London£6,088 GBP

41 data points across 12 retailers

12 retailers£1,460 GBP to £6,088 GBP

A
Cheapest Retailer
-
£1,460 GBP
A
Retailer 2
-
£1,696 GBP
View
B+
Retailer 3
-
£2,118 GBP
View
B+
Retailer 4
-
£2,129 GBP
View
B+
Retailer 5
-
£2,284 GBP
View
B+
Retailer 6
-
£2,344 GBP
View
B
Retailer 7
-
£3,428 GBP
View
B
Retailer 8
-
£3,528 GBP
View
Final sale: no returns
B
Retailer 9
-
£3,778 GBP
View
B
Retailer 10
-
£3,822 GBP
View
B
Retailer 11
-
£4,410 GBP
View
Most Expensive
B
MOH London
42C1DB248 · Nov 2
£6,088 GBP
View
11 more retailers have this diamond
Prices start from £1,460 GBPSave up to £4,628 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
£1,460 GBP