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Oval|Natural|GIA

1.20ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 6532371228

Certificate GIA 6532371228

Diamond specifications and retailer prices

From £2,343 GBP
As of November 6, 2026
Save £2,956 GBP (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £5,299 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532371228. Listed at 23 retailers as of November 5, 2026, with prices from £2,343 to £5,299, a £2,956 spread on the same certified stone. NZ Jewellers lists it at £5,299. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6532371228
Dimensions8.11 × 5.93 × 3.77 mm
L/W Ratio1.37
Top View
8.11 mm5.93 mm1.20 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6532371228
Side View
Table 63.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.5%

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: £5,299 GBP|Low: £2,343 GBP|High: £5,479 GBP|Avg: £3,679 GBP|-3.3%
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
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 13£2,343 GBP
Retailer 12£2,432 GBP
Retailer 5£2,789 GBP
Retailer 3£2,807 GBP
Retailer 4£2,841 GBP
Retailer 14£2,950 GBP
Retailer 16£2,955 GBP
Retailer 6£3,041 GBP
Retailer 18£3,080 GBP
Retailer 8£3,130 GBP
Retailer 11£3,145 GBP
Retailer 15£3,151 GBP
Retailer 2£3,175 GBP
Retailer 17£3,423 GBP
Retailer 19£3,509 GBP
Retailer 9£3,865 GBP
Retailer 10£5,171 GBP
Retailer 7£5,234 GBP
NZ Jewellers£5,299 GBP

21 data points across 19 retailers

23 retailers£2,343 GBP to £5,299 GBP

A
Cheapest Retailer
-
£2,343 GBP
A
Retailer 2
-
£2,432 GBP
View
B+
Retailer 3
-
£2,789 GBP
View
B+
Retailer 4
-
£2,807 GBP
View
Final sale: no returns
B+
Retailer 5
-
£2,841 GBP
View
B+
Retailer 6
-
£2,938 GBP
View
B+
Retailer 7
-
£2,940 GBP
View
B+
Retailer 8
-
£2,950 GBP
View
B+
Retailer 9
-
£2,955 GBP
View
B+
Retailer 10
-
£3,041 GBP
View
B+
Retailer 11
-
£3,080 GBP
View
B+
Retailer 12
-
£3,130 GBP
View
Retailer 13
-
£3,145 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£3,151 GBP
View
B+
Retailer 15
-
£3,175 GBP
View
B+
Retailer 16
-
£3,219 GBP
View
Retailer 17
-
£3,370 GBP
View
Price last confirmed 28 days ago
B+
Retailer 18
-
£3,423 GBP
View
B+
Retailer 19
-
£3,509 GBP
View
B+
Retailer 20
-
£3,865 GBP
View
Retailer 21
-
£5,171 GBP
View
Price last confirmed 9 days ago
B
Retailer 22
-
£5,234 GBP
View
Most Expensive
B
NZ Jewellers
b9bd906d-17db-4a3c-a899-603ac2993b91 · Nov 5
£5,299 GBP
$7,092 USD
View
22 more retailers have this diamond
Prices start from £2,343 GBPSave up to £2,956 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 Oval
£2,343 GBP