Marquise|Lab Grown

0.61ct G SI1 Marquise Lab Grown Diamond

EX • G/SI1 • FA8-145-145

Diamond specifications and retailer prices

From £152 GBP
$203 USD
As of November 2, 2026
Save £452 GBP (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £604 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.61ct lab-grown marquise diamond

This 0.61ct lab-grown marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 31, 2026, with prices from £152 to £604, a £452 spread on the same certified stone. NZ Jewellers lists it at £604. 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

0.61
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateFA8-145-145
Dimensions8.77 × 4.52 × 2.59 mm
L/W Ratio1.94
Top View
8.77 mm4.52 mm0.61 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateFA8-145-145
Side View
Table 59.3%CrownGirdlePavilionCuletDepth 57.2%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: £604 GBP|Low: £146 GBP|High: £604 GBP|Avg: £264 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
October 8, 2026
Retailer 2£152 GBP
Retailer 4£176 GBP
Retailer 3£188 GBP
NZ Jewellers£604 GBP

6 data points across 4 retailers

4 retailers£152 GBP to £604 GBP

B+
Cheapest Retailer
-
£152 GBP
$203 USD
B+
Retailer 2
-
£176 GBP
$236 USD
View
B+
Retailer 3
-
£188 GBP
$252 USD
View
Most Expensive
C
NZ Jewellers
04f96aef-0b3c-432c-827d-d6708dc08925 · Oct 31
£604 GBP
$809 USD
View
3 more retailers have this diamond
Prices start from £152 GBPSave up to £452 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+
0.61ct Marquise
£152 GBP