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Marquise|Lab Grown|UNKNOWN

0.74ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • UNKNOWN 16155921

Certificate UNKNOWN 16155921

Diamond specifications and retailer prices

From £486 GBP
As of November 4, 2026
Save £1,097 GBP (69%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,583 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.74ct lab-grown marquise diamond

This 0.74ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 16155921. Listed at 5 retailers as of November 4, 2026, with prices from £486 to £1,583, a £1,097 spread on the same certified stone. NZ Jewellers lists it at £1,583. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.74
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 16155921
Dimensions9.91 × 4.70 × 2.69 mm
L/W Ratio2.11
Top View
9.91 mm4.70 mm0.74 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 16155921
Side View
Table 62.3%CrownGirdlePavilionCuletDepth 57.2%

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: £1,583 GBP|Low: £466 GBP|High: £1,583 GBP|Avg: £788 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 8, 2026
Retailer 2£486 GBP
Retailer 5£528 GBP
Retailer 3£563 GBP
Retailer 4£919 GBP
NZ Jewellers£1,583 GBP

6 data points across 5 retailers

5 retailers£486 GBP to £1,583 GBP

B+
Cheapest Retailer
-
£486 GBP
B
Retailer 2
-
£528 GBP
View
B
Retailer 3
-
£563 GBP
View
B
Retailer 4
-
£919 GBP
View
Most Expensive
C
NZ Jewellers
64643ca7-63d8-4e56-89af-6613146a95a9 · Nov 4
£1,583 GBP
$2,131 USD
View
4 more retailers have this diamond
Prices start from £486 GBPSave up to £1,097 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+
0.74ct Marquise
£486 GBP