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Round|Natural|GIA

3.75ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2546794489

Certificate GIA 2546794489

Diamond specifications and retailer prices

From £25,784 GBP
HK$269,900 HKD
As of November 1, 2026
Save £26,203 GBP (50%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £51,987 GBP at With Clarity · As of November 1, 2026
View at With Clarity

About this 3.75ct natural round diamond

This 3.75ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2546794489. Listed at 5 retailers as of November 1, 2026, with prices from £25,784 to £51,987, a £26,203 spread on the same certified stone. With Clarity lists it at £51,987. 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

3.75
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2546794489
Dimensions9.80 × 9.87 × 6.17 mm
L/W Ratio1.01
Top View
9.80 mm9.87 mm3.75 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546794489
Side View
Table 57.0%Crown 35.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.8%

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: Nov 1
Current: £31,629 GBP|Low: £25,784 GBP|High: £52,591 GBP|Avg: £34,247 GBP|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
With Clarity
October 26, 2026
Retailer 2£25,784 GBP
Retailer 6£29,347 GBP
Retailer 5£31,429 GBP
Retailer 1£31,629 GBP
Retailer 3£32,413 GBP
Retailer 4£33,504 GBP
Retailer 7£35,429 GBP
With Clarity£51,987 GBP

13 data points across 8 retailers

5 retailers£25,784 GBP to £51,987 GBP

A
Cheapest Retailer
-
£25,784 GBP
HK$269,900 HKD
B+
Retailer 2
-
£31,629 GBP
$42,380 USD
View
B+
Retailer 3
-
£32,413 GBP
SGD 58,689 SGD
View
B
Retailer 4
-
£33,504 GBP
$44,892 USD
View
Most Expensive
B
With Clarity
2546794489 · Nov 1
£51,987 GBP
$69,657 USD
View
4 more retailers have this diamond
Prices start from £25,784 GBPSave up to £26,203 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
3.75ct Round
£25,784 GBP