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Marquise|Lab Grown|IGI

0.42ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG841657980

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841657980

Diamond specifications and retailer prices

From $158 AUD
$111 USD
As of October 28, 2026
Save $691 AUD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $849 AUD at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

About this 0.42ct lab-grown marquise diamond

This 0.42ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841657980 or 841657980. Listed at 16 retailers as of October 28, 2026, with prices from $158 to $849, a $691 spread on the same certified stone. Taylor and Hart lists it at $849. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841657980
Dimensions7.83 × 3.84 × 2.39 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.83 mm3.84 mm0.42 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841657980
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 62.2%

Caratlytics Score

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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: Oct 28
Current: $316 AUD|Low: $128 AUD|High: $1,175 AUD|Avg: $383 AUD|-11.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Taylor and Hart
October 29, 2026
Retailer 7$128 AUD
Retailer 15$152 AUD
Retailer 14$158 AUD
Retailer 2$168 AUD
Retailer 6$168 AUD
Retailer 18$253 AUD
Retailer 8$255 AUD
Retailer 19$283 AUD
Retailer 5$299 AUD
Retailer 1$316 AUD
Retailer 17$325 AUD
Retailer 16$366 AUD
Retailer 10$370 AUD
Retailer 11$394 AUD
Retailer 9$397 AUD
Retailer 4$419 AUD
Retailer 13$521 AUD
Retailer 12$598 AUD
Taylor and Hart$849 AUD
Retailer 3$1,175 AUD

11 data points across 20 retailers

16 retailers$158 AUD to $849 AUD

Retailer 1
-
$128 AUD
$90 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$158 AUD
$111 USD
View
Retailer 3
-
$168 AUD
$118 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$168 AUD
$118 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
$253 AUD
$178 USD
View
Retailer 6
-
$255 AUD
$179 USD
View
Price last confirmed 19 days ago
Retailer 7
-
$283 AUD
ZAR 3,217 ZAR
View
Price last confirmed 19 days ago
A
Retailer 8
-
$316 AUD
$222 USD
View
B+
Retailer 9
-
$325 AUD
£180 GBP
View
B+
Retailer 10
-
$366 AUD
£202 GBP
View
Retailer 11
-
$370 AUD
$260 USD
View
Price last confirmed 25 days ago
Retailer 12
-
$394 AUD
£218 GBP
View
Price last confirmed 18 days ago
Retailer 13
-
$397 AUD
View
Price last confirmed 25 days ago
B
Retailer 14
-
$521 AUD
$366 USD
View
B
Retailer 15
-
$598 AUD
$420 USD
View
Most Expensive
B
Taylor and Hart
CB5CZ4Q · Oct 28
$849 AUD
$596 USD
View
15 more retailers have this diamond
Prices start from $158 AUDSave up to $691 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.

A
0.42ct Marquise
$158 AUD