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Round|Lab Grown|GCAL

3.02ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GCAL 323000313

Shape and cutting style on the report: Round brilliant

Certificate GCAL 323000313

Diamond specifications and retailer prices

From £293 GBP
$393 USD
As of October 29, 2026
Save £2,311 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,605 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.02ct lab-grown round diamond

This 3.02ct 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 GCAL 323000313. Listed at 14 retailers as of October 29, 2026, with prices from £293 to £2,605, a £2,311 spread on the same certified stone. Do Amore Diamonds lists it at £2,605. 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

3.02
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 323000313
Dimensions9.22 × 9.28 × 5.71 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.22 mm9.28 mm3.02 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 323000313
Side View
Table 55.0%Crown 34.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.7%

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 29
Current: £2,605 GBP|Low: £263 GBP|High: £2,605 GBP|Avg: £950 GBP|+4.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 11£293 GBP
Retailer 4£328 GBP
Retailer 3£363 GBP
Retailer 5£539 GBP
Retailer 12£568 GBP
Retailer 2£578 GBP
Retailer 8£608 GBP
Retailer 7£1,080 GBP
Retailer 10£1,112 GBP
Retailer 14£1,290 GBP
Retailer 6£1,403 GBP
Retailer 9£1,477 GBP
Retailer 13£1,543 GBP
Do Amore Diamonds£2,605 GBP

39 data points across 14 retailers

14 retailers£293 GBP to £2,605 GBP

A
Cheapest Retailer
-
£293 GBP
$393 USD
A
Retailer 2
-
£328 GBP
$440 USD
View
Final sale: no returns
A
Retailer 3
-
£363 GBP
$487 USD
View
B+
Retailer 4
-
£539 GBP
$722 USD
View
A
Retailer 5
-
£547 GBP
$733 USD
View
A
Retailer 6
-
£568 GBP
$761 USD
View
A
Retailer 7
-
£578 GBP
View
B
Retailer 8
-
£1,080 GBP
View
B+
Retailer 9
-
£1,112 GBP
CA$2,069 CAD
View
B
Retailer 10
-
£1,290 GBP
$1,729 USD
View
B
Retailer 11
-
£1,403 GBP
$1,880 USD
View
B
Retailer 12
-
£1,477 GBP
View
B
Retailer 13
-
£1,543 GBP
$2,067 USD
View
Most Expensive
B
Do Amore Diamonds
27-410B8F13B · Oct 30
£2,605 GBP
$3,490 USD
View
13 more retailers have this diamond
Prices start from £293 GBPSave up to £2,311 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
3.02ct Round
£293 GBP