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Round|Natural|GIA

3.12ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2235961257

Certificate GIA 2235961257

Diamond specifications and retailer prices

From £26,312 GBP
As of November 5, 2026
Save £7,848 GBP (23%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £34,160 GBP at Yorxs · As of November 5, 2026
View at Yorxs

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235961257. Listed at 5 retailers as of November 5, 2026, with prices from £26,312 to £34,160, a £7,848 spread on the same certified stone. Yorxs lists it at £34,160. 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

3.12
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235961257
Dimensions9.34 × 9.36 × 5.80 mm
L/W Ratio1.00
Top View
9.34 mm9.36 mm3.12 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235961257
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.1%

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: Nov 5
Current: £26,312 GBP|Low: £26,312 GBP|High: £34,344 GBP|Avg: £30,302 GBP|-1.4%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 5, 2026
Retailer 1£26,312 GBP
Retailer 3£28,540 GBP
Retailer 2£31,335 GBP
Yorxs£34,160 GBP

44 data points across 4 retailers

5 retailers£26,312 GBP to £34,160 GBP

A
Cheapest Retailer
-
£26,312 GBP
Retailer 2
-
£26,428 GBP
View
Price last confirmed 22 days ago
A
Retailer 3
-
£28,540 GBP
View
Final sale: no returns
A
Retailer 4
-
£31,335 GBP
View
Most Expensive
B+
Yorxs
C143294 · Nov 5
£34,160 GBP
€43,787 EUR
View
4 more retailers have this diamond
Prices start from £26,312 GBPSave up to £7,848 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
3.12ct Round
£26,312 GBP