CaratHunter
Plans
Marquise|Natural|GIA

1.20ct G VS1 Marquise Natural Diamond

EX • G/VS1 • GIA 6565596220

Certificate GIA 6565596220

Diamond specifications and retailer prices

From £5,405 GBP
SGD 9,787 SGD
As of November 1, 2026
Save £3,909 GBP (42%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £9,314 GBP at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565596220. Listed at 18 retailers as of November 1, 2026, with prices from £5,405 to £9,314, a £3,909 spread on the same certified stone. With Clarity lists it at £9,314. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.79°
Pavilion angle39.76°
OriginNatural
Grading LabGIA
CertificateGIA 6565596220
Dimensions11.03 × 5.51 × 3.37 mm
L/W Ratio2.00
Culet sizeNone
Top View
11.03 mm5.51 mm1.20 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565596220
Side View
Table 58.0%Crown 38.79°Girdle: STK-THKPavilion 39.76°Culet: NDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £7,662 GBP|Low: £5,405 GBP|High: £9,314 GBP|Avg: £6,693 GBP
Retailer 1
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
Retailer 17
With Clarity
November 1, 2026
Retailer 13£5,405 GBP
Retailer 15£5,503 GBP
Retailer 9£5,590 GBP
Retailer 16£5,672 GBP
Retailer 2£5,719 GBP
Retailer 8£5,797 GBP
Retailer 11£5,924 GBP
Retailer 6£5,941 GBP
Retailer 7£6,708 GBP
Retailer 3£6,767 GBP
Retailer 5£6,803 GBP
Retailer 12£6,865 GBP
Retailer 4£7,063 GBP
Retailer 10£7,274 GBP
Retailer 1£7,662 GBP
Retailer 14£7,725 GBP
Retailer 17£8,723 GBP
With Clarity£9,314 GBP

18 data points across 18 retailers

18 retailers£5,405 GBP to £9,314 GBP

B+
Cheapest Retailer
-
£5,405 GBP
SGD 9,787 SGD
B+
Retailer 2
-
£5,503 GBP
$7,373 USD
View
B+
Retailer 3
-
£5,590 GBP
$7,490 USD
View
B+
Retailer 4
-
£5,626 GBP
SGD 10,187 SGD
View
B+
Retailer 5
-
£5,672 GBP
$7,600 USD
View
B+
Retailer 6
-
£5,719 GBP
$7,663 USD
View
B+
Retailer 7
-
£5,797 GBP
$7,768 USD
View
B+
Retailer 8
-
£5,924 GBP
View
B+
Retailer 9
-
£5,941 GBP
$7,960 USD
View
B
Retailer 10
-
£6,708 GBP
$8,988 USD
View
B
Retailer 11
-
£6,767 GBP
$9,067 USD
View
B
Retailer 12
-
£6,803 GBP
$9,115 USD
View
B+
Retailer 13
-
£6,865 GBP
€8,760 EUR
View
B
Retailer 14
-
£7,063 GBP
View
B
Retailer 15
-
£7,274 GBP
A$14,995 AUD
View
B
Retailer 16
-
£7,662 GBP
$10,266 USD
View
B
Retailer 17
-
£8,723 GBP
$11,688 USD
View
Most Expensive
B
With Clarity
6565596220 · Nov 1
£9,314 GBP
$12,480 USD
View
17 more retailers have this diamond
Prices start from £5,405 GBPSave up to £3,909 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.

B+
1.20ct Marquise
£5,405 GBP