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Marquise|Natural|GIA

1.20ct M SI2 Marquise Natural Diamond

ID • M/SI2 • GIA 6561714175

Certificate GIA 6561714175

Diamond specifications and retailer prices

From £976 GBP
As of November 6, 2026
Save £1,111 GBP (53%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,087 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561714175. Listed at 5 retailers as of November 4, 2026, with prices from £976 to £2,087, a £1,111 spread on the same certified stone. Wholesale Diamonds Direct lists it at £2,087. 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

1.20
Carat
M
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6561714175
Dimensions10.42 × 5.48 × 3.42 mm
L/W Ratio1.90
Top View
10.42 mm5.48 mm1.20 ctM / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6561714175
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: 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 6
Current: £976 GBP|Low: £976 GBP|High: £2,091 GBP|Avg: £1,469 GBP|-18.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Wholesale Diamonds Direct
November 6, 2026
Retailer 1£976 GBP
Retailer 4£1,227 GBP
Retailer 3£1,280 GBP
Retailer 2£1,664 GBP
Wholesale Diamonds Direct£2,087 GBP

6 data points across 5 retailers

5 retailers£976 GBP to £2,087 GBP

A
Cheapest Retailer
-
£976 GBP
B+
Retailer 2
-
£1,227 GBP
View
B+
Retailer 3
-
£1,280 GBP
View
B
Retailer 4
-
£1,664 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
659660333 · Nov 4
£2,087 GBP
$2,809 USD
View
4 more retailers have this diamond
Prices start from £976 GBPSave up to £1,111 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
1.20ct Marquise
£976 GBP