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Oval|Natural|GIA

1.29ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 2557610716

Certificate GIA 2557610716

Diamond specifications and retailer prices

From £1,886 GBP
As of November 5, 2026
Save £1,430 GBP (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,317 GBP at Wholesale Diamonds Direct · As of November 3, 2026
View at Wholesale Diamonds Direct

About this 1.29ct natural oval diamond

This 1.29ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded J 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 2557610716. Listed at 14 retailers as of November 3, 2026, with prices from £1,886 to £3,317, a £1,430 spread on the same certified stone. Wholesale Diamonds Direct lists it at £3,317. 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

1.29
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.78°
Pavilion angle38.57°
OriginNatural
Grading LabGIA
CertificateGIA 2557610716
Dimensions8.80 × 6.03 × 3.68 mm
L/W Ratio1.46
Culet sizeNone
Top View
8.80 mm6.03 mm1.29 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557610716
Side View
Table 59.0%Crown 39.78°Girdle: MED-THKPavilion 38.57°Culet: NoneDepth 61.1%

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: £1,886 GBP|Low: £1,876 GBP|High: £3,382 GBP|Avg: £2,432 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 5, 2026
Retailer 1£1,886 GBP
Retailer 3£1,896 GBP
Retailer 9£2,003 GBP
Retailer 10£2,022 GBP
Retailer 11£2,037 GBP
Retailer 7£2,199 GBP
Retailer 2£2,219 GBP
Retailer 8£2,450 GBP
Retailer 12£2,461 GBP
Retailer 6£2,555 GBP
Retailer 5£2,661 GBP
Retailer 4£3,106 GBP
Wholesale Diamonds Direct£3,317 GBP

39 data points across 13 retailers

14 retailers£1,886 GBP to £3,317 GBP

A
Cheapest Retailer
-
£1,886 GBP
Retailer 2
-
£1,896 GBP
View
Price last confirmed 11 days ago
Retailer 3
-
£2,003 GBP
View
Price last confirmed 9 days ago
B+
Retailer 4
-
£2,022 GBP
View
Retailer 5
-
£2,037 GBP
View
Price last confirmed 13 days ago
B+
Retailer 6
-
£2,199 GBP
View
B+
Retailer 7
-
£2,219 GBP
View
B+
Retailer 8
-
£2,336 GBP
View
Retailer 9
-
£2,450 GBP
View
Price last confirmed 11 days ago
B+
Retailer 10
-
£2,461 GBP
View
B+
Retailer 11
-
£2,555 GBP
View
B
Retailer 12
-
£2,661 GBP
View
B
Retailer 13
-
£3,106 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
660712477 · Nov 3
£3,317 GBP
$4,439 USD
View
13 more retailers have this diamond
Prices start from £1,886 GBPSave up to £1,430 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
1.29ct Oval
£1,886 GBP