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Round|Natural|GIA

1.16ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2526748332

Certificate GIA 2526748332

Diamond specifications and retailer prices

From £2,473 GBP
A$5,097 AUD
As of October 30, 2026
Save £2,658 GBP (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £5,130 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.16ct natural round diamond

This 1.16ct 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 2526748332. Listed at 6 retailers as of October 30, 2026, with prices from £2,473 to £5,130, a £2,658 spread on the same certified stone. NZ Jewellers lists it at £5,130. 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

1.16
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2526748332
Dimensions6.68 × 6.73 × 4.21 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
6.68 mm6.73 mm1.16 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2526748332
Side View
Table 56.0%Crown 36.5°Girdle: MED-MEDPavilion 40.8°Culet: NoneDepth 62.9%

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: £3,276 GBP|Low: £2,149 GBP|High: £4,984 GBP|Avg: £3,363 GBP|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 28, 2026
Retailer 3£2,718 GBP
Retailer 4£2,767 GBP
Retailer 1£3,276 GBP
Retailer 2£4,932 GBP

18 data points across 4 retailers

6 retailers£2,473 GBP to £5,130 GBP

A
Cheapest Retailer
-
£2,473 GBP
A$5,097 AUD
B+
Retailer 2
-
£2,718 GBP
$3,642 USD
View
Final sale: no returns
B+
Retailer 3
-
£2,767 GBP
$3,708 USD
View
B+
Retailer 4
-
£3,276 GBP
€4,180 EUR
View
B
Retailer 5
-
£4,932 GBP
View
Most Expensive
B
NZ Jewellers
829d358c-90e3-4290-a631-ded0e8be1534 · Oct 30
£5,130 GBP
$6,874 USD
View
5 more retailers have this diamond
Prices start from £2,473 GBPSave up to £2,658 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
1.16ct Round
£2,473 GBP