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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 $263 USD
€250 EUR
As of October 25, 2026
Save $253 USD (49%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $515 USD at Taylor and Hart · As of October 29, 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 25, 2026, with prices from $263 to $515, a $253 spread on the same certified stone. Taylor and Hart lists it at $515. 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
Color
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 →
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: Oct 25
Current: $289 USD|Low: $263 USD|High: $515 USD|Avg: $353 USD|+5.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 30, 2026
Retailer 6$263 USD
Retailer 5$279 USD
Retailer 1$289 USD
Retailer 2$295 USD
Retailer 3$344 USD
Retailer 4$446 USD
Taylor and Hart$515 USD

6 data points across 7 retailers

7 retailers$263 USD to $515 USD

A
Cheapest Retailer
-
$263 USD
€250 EUR
B+
Retailer 2
-
$279 USD
View
B+
Retailer 3
-
$289 USD
£228 GBP
View
B+
Retailer 4
-
$295 USD
View
B+
Retailer 5
-
$344 USD
£271 GBP
View
B
Retailer 6
-
$446 USD
View
Most Expensive
B
Taylor and Hart
R5Y1M4Y · Oct 29
$515 USD
View
6 more retailers have this diamond
Prices start from $263 USDSave up to $253 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
0.50ct Marquise
$263 USD