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Marquise|Lab Grown|IGI

1.89ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG843667413

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843667413

Diamond specifications and retailer prices

From $332 AUD
$233 USD
As of November 2, 2026
Save $1,615 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,948 AUD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.89ct lab-grown marquise diamond

This 1.89ct 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 LG843667413 or 843667413. Listed at 12 retailers as of November 1, 2026, with prices from $332 to $1,948, a $1,615 spread on the same certified stone. Rare Carat 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

1.89
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667413
Dimensions12.40 × 6.50 × 4.09 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
12.40 mm6.50 mm1.89 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667413
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.9%

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: Nov 2
Current: $1,948 AUD|Low: $332 AUD|High: $1,948 AUD|Avg: $1,101 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 10$332 AUD
Retailer 8$387 AUD
Retailer 2$483 AUD
Retailer 7$688 AUD
Retailer 4$900 AUD
Retailer 6$963 AUD
Retailer 12$1,328 AUD
Retailer 9$1,333 AUD
Retailer 3$1,490 AUD
Retailer 5$1,655 AUD
Retailer 11$1,752 AUD
Rare Carat$1,948 AUD

19 data points across 12 retailers

12 retailers$332 AUD to $1,948 AUD

A
Cheapest Retailer
-
$332 AUD
$233 USD
A
Retailer 2
-
$387 AUD
$271 USD
View
A
Retailer 3
-
$483 AUD
£266 GBP
View
Retailer 4
-
$688 AUD
€459 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
$900 AUD
$631 USD
View
A
Retailer 6
-
$963 AUD
View
B+
Retailer 7
-
$1,328 AUD
$931 USD
View
B+
Retailer 8
-
$1,333 AUD
$934 USD
View
B+
Retailer 9
-
$1,490 AUD
$1,044 USD
View
B+
Retailer 10
-
$1,655 AUD
£913 GBP
View
B+
Retailer 11
-
$1,752 AUD
$1,228 USD
View
Most Expensive
B
Rare Carat
LGMQ15-167908 · Nov 1
$1,948 AUD
$1,365 USD
View
11 more retailers have this diamond
Prices start from $332 AUDSave up to $1,615 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
1.89ct Marquise
$332 AUD