Round|Natural|GIA

1.13ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7538700100

Certificate GIA 7538700100

Diamond specifications and retailer prices

From £2,891 GBP
$3,874 USD
As of October 31, 2026
Save £971 GBP (25%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,862 GBP at Yorxs · As of November 1, 2026
View at Yorxs

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7538700100. Listed at 2 retailers as of October 31, 2026, with prices from £2,891 to £3,862, a £971 spread on the same certified stone. Yorxs lists it at £3,862. 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

1.13
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7538700100
Dimensions6.62 × 6.66 × 4.16 mm
L/W Ratio1.01
Top View
6.62 mm6.66 mm1.13 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538700100
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £2,891 GBP|Low: £2,629 GBP|High: £4,064 GBP|Avg: £3,384 GBP|+10.0%
Retailer 1
Yorxs
November 1, 2026
Retailer 1£2,891 GBP
Yorxs£3,862 GBP

20 data points across 2 retailers

2 retailers£2,891 GBP to £3,862 GBP

B+
Cheapest Retailer
-
£2,891 GBP
$3,874 USD
Final sale: no returns
Most Expensive
B
Yorxs
35485A · Nov 1
£3,862 GBP
€4,928 EUR
View
1 more retailer has this diamond
Prices start from £2,891 GBPSave up to £971 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.

B+
1.13ct Round
£2,891 GBP