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Oval|Natural|GIA

1.20ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2526842746

Certificate GIA 2526842746

Diamond specifications and retailer prices

From £2,259 GBP
As of November 5, 2026
Save £2,264 GBP (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,523 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

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 2526842746. Listed at 15 retailers as of November 5, 2026, with prices from £2,259 to £4,523, a £2,264 spread on the same certified stone. Wholesale Diamonds Direct lists it at £4,523. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle40.33°
Pavilion angle39.71°
OriginNatural
Grading LabGIA
CertificateGIA 2526842746
Dimensions8.23 × 5.96 × 3.72 mm
L/W Ratio1.38
Top View
8.23 mm5.96 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2526842746
Side View
Table 61.0%Crown 40.33°Girdle: STK-THKPavilion 39.71°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £3,157 GBP|Low: £2,216 GBP|High: £4,523 GBP|Avg: £2,922 GBP|-1.0%
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 8£2,259 GBP
Retailer 12£2,367 GBP
Retailer 11£2,428 GBP
Retailer 13£2,504 GBP
Retailer 6£2,513 GBP
Retailer 5£2,732 GBP
Retailer 7£2,890 GBP
Retailer 4£2,962 GBP
Retailer 2£3,022 GBP
Retailer 1£3,157 GBP
Retailer 3£3,205 GBP
Retailer 9£3,205 GBP
Retailer 10£3,310 GBP
Wholesale Diamonds Direct£4,523 GBP

29 data points across 14 retailers

15 retailers£2,259 GBP to £4,523 GBP

A
Cheapest Retailer
-
£2,259 GBP
A
Retailer 2
-
£2,367 GBP
View
A
Retailer 3
-
£2,428 GBP
View
A
Retailer 4
-
£2,504 GBP
View
A
Retailer 5
-
£2,513 GBP
View
B+
Retailer 6
-
£2,732 GBP
View
B+
Retailer 7
-
£2,890 GBP
View
B+
Retailer 8
-
£2,962 GBP
View
B+
Retailer 9
-
£3,022 GBP
View
B+
Retailer 10
-
£3,172 GBP
View
B+
Retailer 11
-
£3,205 GBP
View
B+
Retailer 12
-
£3,205 GBP
View
B+
Retailer 13
-
£3,310 GBP
View
B
Retailer 14
-
£3,372 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
262916738 · Nov 6
£4,523 GBP
$6,054 USD
View
14 more retailers have this diamond
Prices start from £2,259 GBPSave up to £2,264 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
£2,259 GBP