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Marquise|Lab Grown|IGI

0.50ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG844673315

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844673315

Diamond specifications and retailer prices

From $398 AUD
$279 USD
As of October 30, 2026
Save $337 AUD (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $735 AUD 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 LG844673315 or 844673315. Listed at 7 retailers as of October 30, 2026, with prices from $398 to $735, a $337 spread on the same certified stone. Taylor and Hart lists it at $735. 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 angle31.3°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844673315
Dimensions8.03 × 4.04 × 2.51 mm
L/W Ratio1.99
Girdle conditionFaceted
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
8.03 mm4.04 mm0.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844673315
Side View
Table 62.0%Crown 31.3°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 62.1%

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: $409 AUD|Low: $375 AUD|High: $735 AUD|Avg: $502 AUD|+5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 6$375 AUD
Retailer 5$398 AUD
Retailer 1$409 AUD
Retailer 2$421 AUD
Retailer 3$491 AUD
Retailer 4$636 AUD
Taylor and Hart$735 AUD

7 data points across 7 retailers

7 retailers$398 AUD to $735 AUD

Retailer 1
-
$375 AUD
€250 EUR
Price last confirmed 8 days ago
B+
Retailer 2
-
$398 AUD
$279 USD
View
B+
Retailer 3
-
$409 AUD
£226 GBP
View
B+
Retailer 4
-
$421 AUD
$295 USD
View
B+
Retailer 5
-
$491 AUD
£271 GBP
View
B
Retailer 6
-
$636 AUD
$446 USD
View
Most Expensive
B
Taylor and Hart
HGZS6IF · Oct 31
$735 AUD
$515 USD
View
6 more retailers have this diamond
Prices start from $398 AUDSave up to $337 AUD

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
$398 AUD