CaratHunter
Plans
Oval|Natural|GIA

1.21ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 7558960755

Certificate GIA 7558960755

Diamond specifications and retailer prices

From £1,176 GBP
SGD 2,129 SGD
As of October 29, 2026
Save £1,121 GBP (49%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,297 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558960755. Listed at 9 retailers as of October 26, 2026, with prices from £1,176 to £2,297, a £1,121 spread on the same certified stone. Wholesale Diamonds Direct lists it at £2,297. 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

1.21
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38.22°
Pavilion angle39.4°
OriginNatural
Grading LabGIA
CertificateGIA 7558960755
Dimensions8.60 × 5.96 × 3.63 mm
L/W Ratio1.44
Culet sizeNone
Top View
8.60 mm5.96 mm1.21 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7558960755
Side View
Table 60.0%Crown 38.22°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 61.0%

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: Oct 29
Current: £1,531 GBP|Low: £1,176 GBP|High: £2,502 GBP|Avg: £1,680 GBP|-5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
October 31, 2026
Retailer 4£1,176 GBP
Retailer 3£1,374 GBP
Retailer 5£1,386 GBP
Retailer 8£1,508 GBP
Retailer 1£1,531 GBP
Retailer 2£1,614 GBP
Retailer 6£1,654 GBP
Retailer 7£1,781 GBP
Retailer 9£2,070 GBP
Wholesale Diamonds Direct£2,297 GBP

44 data points across 10 retailers

9 retailers£1,176 GBP to £2,297 GBP

A
Cheapest Retailer
-
£1,176 GBP
SGD 2,129 SGD
A
Retailer 2
-
£1,374 GBP
$1,841 USD
View
A
Retailer 3
-
£1,386 GBP
$1,857 USD
View
A
Retailer 4
-
£1,508 GBP
SGD 2,731 SGD
View
A
Retailer 5
-
£1,531 GBP
View
A
Retailer 6
-
£1,614 GBP
$2,163 USD
View
A
Retailer 7
-
£1,654 GBP
$2,216 USD
View
A
Retailer 8
-
£1,781 GBP
$2,386 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
268259369 · Oct 26
£2,297 GBP
$3,078 USD
View
8 more retailers have this diamond
Prices start from £1,176 GBPSave up to £1,121 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
1.21ct Oval
£1,176 GBP