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Marquise|Lab Grown|UNKNOWN

0.50ct H VVS2 Marquise Lab Grown Diamond

ID • H/VVS2 • UNKNOWN 619166165

Certificate UNKNOWN 619166165

Diamond specifications and retailer prices

From £256 GBP
As of November 4, 2026
Save £764 GBP (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,019 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.5ct lab-grown marquise diamond

This 0.5ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 619166165. Listed at 5 retailers as of November 4, 2026, with prices from £256 to £1,019, a £764 spread on the same certified stone. NZ Jewellers lists it at £1,019. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 619166165
Dimensions8.01 × 4.23 × 2.47 mm
L/W Ratio1.89
Top View
8.01 mm4.23 mm0.50 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 619166165
Side View
Table 59.1%CrownGirdlePavilionCuletDepth 58.4%

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 4
Current: £1,019 GBP|Low: £245 GBP|High: £1,019 GBP|Avg: £459 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 8, 2026
Retailer 2£256 GBP
Retailer 5£296 GBP
Retailer 3£317 GBP
Retailer 4£510 GBP
NZ Jewellers£1,019 GBP

6 data points across 5 retailers

5 retailers£256 GBP to £1,019 GBP

B+
Cheapest Retailer
-
£256 GBP
B+
Retailer 2
-
£296 GBP
View
B
Retailer 3
-
£317 GBP
View
B
Retailer 4
-
£510 GBP
View
Most Expensive
C
NZ Jewellers
e4e8d7a1-7a8a-4d43-9cbc-11fd1c2c613e · Nov 4
£1,019 GBP
$1,376 USD
View
4 more retailers have this diamond
Prices start from £256 GBPSave up to £764 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+
0.50ct Marquise
£256 GBP