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Marquise|Lab Grown

3.02ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1 • 248E3EE647

Diamond specifications and retailer prices

From £453 GBP
As of November 6, 2026
Save £1,024 GBP (69%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,476 GBP at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 3.02ct lab-grown marquise diamond

This 3.02ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade. Listed at 4 retailers as of November 6, 2026, with prices from £453 to £1,476, a £1,024 spread on the same certified stone. NZ Jewellers lists it at £1,476. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Certificate248E3EE647
Dimensions15.66 × 7.84 × 4.25 mm
L/W Ratio2.00
Top View
15.66 mm7.84 mm3.02 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Certificate248E3EE647
Side View
TableCrownGirdlePavilionCuletDepth

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £1,476 GBP|Low: £435 GBP|High: £1,476 GBP|Avg: £713 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 15, 2026
Retailer 4£453 GBP
Retailer 3£507 GBP
Retailer 2£561 GBP
NZ Jewellers£1,476 GBP

8 data points across 4 retailers

4 retailers£453 GBP to £1,476 GBP

B+
Cheapest Retailer
-
£453 GBP
B+
Retailer 2
-
£507 GBP
View
B+
Retailer 3
-
£561 GBP
View
Most Expensive
C
NZ Jewellers
6c197ef5-11bb-4c46-bdad-791338c12f1b · Nov 6
£1,476 GBP
$1,976 USD
View
3 more retailers have this diamond
Prices start from £453 GBPSave up to £1,024 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.

B+
3.02ct Marquise
£453 GBP