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Marquise|Lab Grown|IGI

1.55ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG841641960

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841641960

Diamond specifications and retailer prices

From $434 AUD
£241 GBP
As of October 26, 2026
Save $1,514 AUD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,948 AUD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841641960 or 841641960. Listed at 11 retailers as of October 26, 2026, with prices from $434 to $1,948, a $1,514 spread on the same certified stone. Brilliant Earth lists it at $1,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641960
Dimensions11.67 × 6.10 × 3.85 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.67 mm6.10 mm1.55 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641960
Side View
Table 60.0%Crown 34.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

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: Oct 26
Current: $1,948 AUD|Low: $434 AUD|High: $1,948 AUD|Avg: $1,043 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 26, 2026
Retailer 4$434 AUD
Retailer 7$628 AUD
Retailer 11$637 AUD
Retailer 2$663 AUD
Retailer 5$673 AUD
Retailer 8$708 AUD
Retailer 6$868 AUD
Retailer 10$1,197 AUD
Retailer 3$1,495 AUD
Retailer 9$1,511 AUD
Brilliant Earth$1,948 AUD

9 data points across 11 retailers

11 retailers$434 AUD to $1,948 AUD

A
Cheapest Retailer
-
$434 AUD
£241 GBP
A
Retailer 2
-
$628 AUD
ZAR 7,132 ZAR
View
B+
Retailer 3
-
$637 AUD
$448 USD
View
A
Retailer 4
-
$663 AUD
£367 GBP
View
A
Retailer 5
-
$673 AUD
€451 EUR
View
A
Retailer 6
-
$708 AUD
$498 USD
View
A
Retailer 7
-
$868 AUD
View
B+
Retailer 8
-
$1,197 AUD
$842 USD
View
B+
Retailer 9
-
$1,495 AUD
£828 GBP
View
Price last confirmed 8 days ago
B
Retailer 10
-
$1,511 AUD
$1,063 USD
View
Most Expensive
B
Brilliant Earth
22164733A · Oct 26
$1,948 AUD
$1,370 USD
View
10 more retailers have this diamond
Prices start from $434 AUDSave up to $1,514 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
1.55ct Marquise
$434 AUD