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Round|Natural|GIA

1.29ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 5241057442

Certificate GIA 5241057442

Diamond specifications and retailer prices

From £1,992 GBP
$2,669 USD
As of October 31, 2026
Save £1,582 GBP (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,573 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.29ct natural round diamond

This 1.29ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5241057442. Listed at 14 retailers as of October 26, 2026, with prices from £1,992 to £3,573, a £1,582 spread on the same certified stone. Wholesale Diamonds Direct lists it at £3,573. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5241057442
Dimensions6.92 × 6.95 × 4.35 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.92 mm6.95 mm1.29 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241057442
Side View
Table 54.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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: Oct 31
Current: £2,764 GBP|Low: £1,992 GBP|High: £3,713 GBP|Avg: £2,526 GBP|-4.4%
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
October 31, 2026
Retailer 12£1,992 GBP
Retailer 11£2,122 GBP
Retailer 9£2,146 GBP
Retailer 13£2,182 GBP
Retailer 8£2,183 GBP
Retailer 6£2,314 GBP
Retailer 5£2,400 GBP
Retailer 3£2,418 GBP
Retailer 2£2,565 GBP
Retailer 4£2,634 GBP
Retailer 7£2,671 GBP
Retailer 10£2,725 GBP
Retailer 1£2,764 GBP
Wholesale Diamonds Direct£3,573 GBP

24 data points across 14 retailers

14 retailers£1,992 GBP to £3,573 GBP

A
Cheapest Retailer
-
£1,992 GBP
$2,669 USD
A
Retailer 2
-
£2,122 GBP
$2,843 USD
View
A
Retailer 3
-
£2,146 GBP
$2,876 USD
View
A
Retailer 4
-
£2,182 GBP
SGD 3,950 SGD
View
A
Retailer 5
-
£2,183 GBP
$2,925 USD
View
A
Retailer 6
-
£2,314 GBP
View
A
Retailer 7
-
£2,400 GBP
SGD 4,345 SGD
View
A
Retailer 8
-
£2,418 GBP
$3,240 USD
View
A
Retailer 9
-
£2,565 GBP
$3,437 USD
View
A
Retailer 10
-
£2,634 GBP
$3,529 USD
View
A
Retailer 11
-
£2,671 GBP
€3,408 EUR
View
A
Retailer 12
-
£2,725 GBP
View
A
Retailer 13
-
£2,764 GBP
$3,703 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
537989547 · Oct 26
£3,573 GBP
$4,788 USD
View
13 more retailers have this diamond
Prices start from £1,992 GBPSave up to £1,582 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 Round
£1,992 GBP