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Marquise|Lab Grown|IGI

0.50ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG844673317

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844673317

Diamond specifications and retailer prices

From $496 NZD
As of October 30, 2026
Save $420 NZD (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $917 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.5ct lab-grown marquise diamond

This 0.5ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844673317 or 844673317. Listed at 7 retailers as of October 30, 2026, with prices from $496 to $917, a $420 spread on the same certified stone. Taylor and Hart lists it at $917. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.8°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844673317
Dimensions8.00 × 4.15 × 2.59 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.00 mm4.15 mm0.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844673317
Side View
Table 64.0%Crown 31.8°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.4%

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: Oct 30
Current: $509 NZD|Low: $466 NZD|High: $917 NZD|Avg: $625 NZD|+4.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 6$466 NZD
Retailer 5$496 NZD
Retailer 1$509 NZD
Retailer 2$525 NZD
Retailer 3$610 NZD
Retailer 4$793 NZD
Taylor and Hart$917 NZD

7 data points across 7 retailers

7 retailers$496 NZD to $917 NZD

Retailer 1
-
$466 NZD
Price last confirmed 12 days ago
B+
Retailer 2
-
$496 NZD
View
B+
Retailer 3
-
$509 NZD
View
B+
Retailer 4
-
$525 NZD
View
Retailer 5
-
$610 NZD
View
Price last confirmed 7 days ago
Retailer 6
-
$793 NZD
View
Price last confirmed 8 days ago
Most Expensive
B
Taylor and Hart
R5Y1M4Y · Oct 31
$917 NZD
$515 USD
View
6 more retailers have this diamond
Prices start from $496 NZDSave up to $420 NZD

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
$496 NZD