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Oval|Natural|GIA

1.20ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 7551935313

Certificate GIA 7551935313

Diamond specifications and retailer prices

From £1,473 GBP
As of November 5, 2026
Save £1,553 GBP (51%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,026 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551935313. Listed at 12 retailers as of November 5, 2026, with prices from £1,473 to £3,026, a £1,553 spread on the same certified stone. Wholesale Diamonds Direct lists it at £3,026. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle39.31°
Pavilion angle39.31°
OriginNatural
Grading LabGIA
CertificateGIA 7551935313
Dimensions8.28 × 5.96 × 3.70 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.28 mm5.96 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7551935313
Side View
Table 60.0%Crown 39.31°Girdle: STK-THKPavilion 39.31°Culet: NoneDepth 62.0%

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 5
Current: £2,363 GBP|Low: £1,465 GBP|High: £3,268 GBP|Avg: £2,170 GBP|-3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 5£1,473 GBP
Retailer 7£1,809 GBP
Retailer 8£1,828 GBP
Retailer 6£1,840 GBP
Retailer 4£1,968 GBP
Retailer 2£2,003 GBP
Retailer 3£2,010 GBP
Retailer 10£2,163 GBP
Retailer 11£2,255 GBP
Retailer 1£2,363 GBP
Retailer 9£2,805 GBP
Wholesale Diamonds Direct£3,026 GBP

32 data points across 12 retailers

12 retailers£1,473 GBP to £3,026 GBP

A
Cheapest Retailer
-
£1,473 GBP
A
Retailer 2
-
£1,809 GBP
View
A
Retailer 3
-
£1,828 GBP
View
A
Retailer 4
-
£1,840 GBP
View
A
Retailer 5
-
£1,968 GBP
View
B+
Retailer 6
-
£2,003 GBP
View
B+
Retailer 7
-
£2,010 GBP
View
B+
Retailer 8
-
£2,163 GBP
View
B+
Retailer 9
-
£2,255 GBP
View
B+
Retailer 10
-
£2,363 GBP
View
B+
Retailer 11
-
£2,805 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
530413132 · Nov 6
£3,026 GBP
$4,051 USD
View
11 more retailers have this diamond
Prices start from £1,473 GBPSave up to £1,553 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
£1,473 GBP