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Marquise|Lab Grown|UNKNOWN

0.31ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • UNKNOWN 612314135

Certificate UNKNOWN 612314135

Diamond specifications and retailer prices

From $215 SGD
$168 USD
As of November 2, 2026
Save $643 SGD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $858 SGD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 0.31ct lab-grown marquise diamond

This 0.31ct lab-grown marquise sits in the sub-half-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 612314135. Listed at 5 retailers as of October 31, 2026, with prices from $215 to $858, a $643 spread on the same certified stone. NZ Jewellers lists it at $858. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 612314135
Dimensions7.04 × 3.66 × 2.08 mm
L/W Ratio1.92
Top View
7.04 mm3.66 mm0.31 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 612314135
Side View
Table 61.6%CrownGirdlePavilionCuletDepth 57.0%

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 2
Current: $858 SGD|Low: $207 SGD|High: $858 SGD|Avg: $397 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 8, 2026
Retailer 2$215 SGD
Retailer 5$249 SGD
Retailer 3$267 SGD
Retailer 4$479 SGD
NZ Jewellers$858 SGD

6 data points across 5 retailers

5 retailers$215 SGD to $858 SGD

B+
Cheapest Retailer
-
$215 SGD
$168 USD
B+
Retailer 2
-
$249 SGD
$195 USD
View
B+
Retailer 3
-
$267 SGD
$209 USD
View
B
Retailer 4
-
$479 SGD
$375 USD
View
Most Expensive
C
NZ Jewellers
3e5170ff-6af6-4b56-8745-ac957e909c7f · Oct 31
$858 SGD
$671 USD
View
4 more retailers have this diamond
Prices start from $215 SGDSave up to $643 SGD

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+
0.31ct Marquise
$215 SGD