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Round|Lab Grown|IGI

3.26ct G SI1 Round Lab Grown Diamond

ID • G/SI1

Diamond specifications and retailer prices

From £1,902 GBP
CA$3,539 CAD
As of October 30, 2026
5 retailers carry this diamond
Most expensive: £1,902 GBP at Diamond Exchange Canada
View at Diamond Exchange Canada

About this 3.26ct lab-grown round diamond

This 3.26ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 5 retailers as of October 30, 2026. 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

3.26
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.51 × 9.48 × 5.89 mm
L/W Ratio1.00
Top View
9.51 mm9.48 mm3.26 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: £1,902 GBP|Low: £295 GBP|High: £1,902 GBP|Avg: £748 GBP
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 1, 2026
Retailer 5£295 GBP
Retailer 6£360 GBP
Retailer 4£365 GBP
Retailer 7£486 GBP
Retailer 2£634 GBP
Retailer 3£1,296 GBP
Diamond Exchange Canada£1,902 GBP

12 data points across 7 retailers

5 retailers

Retailer 1
-
£295 GBP
$395 USD
Price last confirmed 33 days ago
Retailer 2
-
£360 GBP
$483 USD
View
Price last confirmed 32 days ago
Retailer 3
-
£634 GBP
View
Price last confirmed 33 days ago
Retailer 4
-
£1,296 GBP
$1,736 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Diamond Exchange Canada
1986529498 · Oct 30
£1,902 GBP
CA$3,539 CAD
View
4 more retailers have this diamond

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
3.26ct Round
£1,902 GBP