CaratHunter
Plans
Marquise|Lab Grown|UNKNOWN

0.51ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • UNKNOWN 44391179

Certificate UNKNOWN 44391179

Diamond specifications and retailer prices

From $124 USD
As of November 6, 2026
Save $372 USD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $496 USD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 44391179. Listed at 5 retailers as of November 6, 2026, with prices from $124 to $496, a $372 spread on the same certified stone. NZ Jewellers lists it at $496. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 44391179
Dimensions8.39 × 4.02 × 2.54 mm
L/W Ratio2.09
Top View
8.39 mm4.02 mm0.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 44391179
Side View
Table 64.7%CrownGirdlePavilionCuletDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $496 USD|Low: $119 USD|High: $496 USD|Avg: $236 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 8, 2026
Retailer 2$124 USD
Retailer 5$144 USD
Retailer 3$164 USD
Retailer 4$297 USD
NZ Jewellers$496 USD

6 data points across 5 retailers

5 retailers$124 USD to $496 USD

A
Cheapest Retailer
-
$124 USD
B+
Retailer 2
-
$144 USD
View
B+
Retailer 3
-
$164 USD
View
B+
Retailer 4
-
$297 USD
View
Most Expensive
B
NZ Jewellers
fa255263-bfff-44af-bf8d-26c89e69ca7f · Nov 6
$496 USD
View
4 more retailers have this diamond
Prices start from $124 USDSave up to $372 USD

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.

A
0.51ct Marquise
$124 USD