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Round|Natural|GIA

1.24ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6512829001

Certificate GIA 6512829001

Diamond specifications and retailer prices

From £2,903 GBP
$3,890 USD
As of October 30, 2026
Save £1,278 GBP (31%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £4,182 GBP at Yorxs · As of October 29, 2026
View at Yorxs

About this 1.24ct natural round diamond

This 1.24ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6512829001. Listed at 5 retailers as of October 29, 2026, with prices from £2,903 to £4,182, a £1,278 spread on the same certified stone. Yorxs lists it at £4,182. 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

1.24
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6512829001
Dimensions6.86 × 6.89 × 4.25 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.86 mm6.89 mm1.24 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6512829001
Side View
Table 58.0%Crown 36.5°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.9%

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 30
Current: £2,903 GBP|Low: £2,875 GBP|High: £4,182 GBP|Avg: £3,344 GBP|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
October 29, 2026
Retailer 1£2,903 GBP
Retailer 2£2,998 GBP
Retailer 4£3,082 GBP
Retailer 3£3,120 GBP
Retailer 5£3,854 GBP
Yorxs£4,182 GBP

23 data points across 6 retailers

5 retailers£2,903 GBP to £4,182 GBP

A
Cheapest Retailer
-
£2,903 GBP
$3,890 USD
B+
Retailer 2
-
£2,998 GBP
$4,017 USD
View
B+
Retailer 3
-
£3,082 GBP
$4,130 USD
View
B+
Retailer 4
-
£3,120 GBP
$4,181 USD
View
Most Expensive
B
Yorxs
250072 · Oct 29
£4,182 GBP
€5,336 EUR
View
4 more retailers have this diamond
Prices start from £2,903 GBPSave up to £1,278 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
1.24ct Round
£2,903 GBP