Marquise|Lab Grown|UNKNOWN

0.51ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • UNKNOWN 613601360

Certificate UNKNOWN 613601360

Diamond specifications and retailer prices

From $469 CAD
$336 USD
As of November 2, 2026
Save $1,402 CAD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,872 CAD at NZ Jewellers · As of October 31, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by UNKNOWN 613601360. Listed at 5 retailers as of October 31, 2026, with prices from $469 to $1,872, a $1,402 spread on the same certified stone. NZ Jewellers lists it at $1,872. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 613601360
Dimensions8.45 × 4.12 × 2.39 mm
L/W Ratio2.05
Top View
8.45 mm4.12 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateUNKNOWN 613601360
Side View
Table 63.4%CrownGirdlePavilionCuletDepth 57.9%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $1,872 CAD|Low: $451 CAD|High: $1,872 CAD|Avg: $843 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 8, 2026
Retailer 2$469 CAD
Retailer 5$545 CAD
Retailer 3$583 CAD
Retailer 4$940 CAD
NZ Jewellers$1,872 CAD

6 data points across 5 retailers

5 retailers$469 CAD to $1,872 CAD

A
Cheapest Retailer
-
$469 CAD
$336 USD
B+
Retailer 2
-
$545 CAD
$390 USD
View
B
Retailer 3
-
$583 CAD
$417 USD
View
B
Retailer 4
-
$940 CAD
$673 USD
View
Most Expensive
C
NZ Jewellers
5b592cad-9d4b-41a1-99fe-e72442cdd9e5 · Oct 31
$1,872 CAD
$1,340 USD
View
4 more retailers have this diamond
Prices start from $469 CADSave up to $1,402 CAD

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
$469 CAD