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Round|Lab Grown|GCAL

3.01ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • GCAL 322840188

Shape and cutting style on the report: Round brilliant

Certificate GCAL 322840188

Diamond specifications and retailer prices

From £507 GBP
As of November 6, 2026
Save £968 GBP (66%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,475 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown 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 GCAL 322840188. Listed at 11 retailers as of November 1, 2026, with prices from £507 to £1,475, a £968 spread on the same certified stone. MOH London lists it at £1,475. 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

3.01
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 322840188
Dimensions9.30 × 9.33 × 5.58 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.30 mm9.33 mm3.01 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 322840188
Side View
Table 59.0%Crown 33.5°Girdle: STK-STKPavilion 40.2°Culet: NoneDepth 59.9%

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: Nov 6
Current: £1,475 GBP|Low: £315 GBP|High: £1,482 GBP|Avg: £930 GBP|+8.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£315 GBP
Retailer 6£507 GBP
Retailer 4£539 GBP
Retailer 2£1,002 GBP
Retailer 3£1,042 GBP
Retailer 7£1,327 GBP
Retailer 5£1,444 GBP
MOH London£1,475 GBP

26 data points across 8 retailers

11 retailers£507 GBP to £1,475 GBP

Retailer 1
-
£254 GBP
Price last confirmed 44 days ago
Retailer 2
-
£295 GBP
View
Price last confirmed 44 days ago
Retailer 3
-
£311 GBP
View
Price last confirmed 45 days ago
B+
Retailer 4
-
£507 GBP
View
A
Retailer 5
-
£539 GBP
View
B+
Retailer 6
-
£1,002 GBP
View
B+
Retailer 7
-
£1,042 GBP
View
Retailer 8
-
£1,119 GBP
View
Price last confirmed 46 days ago
B+
Retailer 9
-
£1,327 GBP
View
B+
Retailer 10
-
£1,444 GBP
View
Most Expensive
B+
MOH London
322840188 · Nov 1
£1,475 GBP
View
10 more retailers have this diamond
Prices start from £507 GBPSave up to £968 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
3.01ct Round
£507 GBP