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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 $298 SGD
$233 USD
As of November 2, 2026
Save $1,448 SGD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,746 SGD 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 $298 to $1,746, a $1,448 spread on the same certified stone. Rare Carat lists it at $1,746. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,746 SGD|Low: $298 SGD|High: $1,746 SGD|Avg: $986 SGD
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$298 SGD
Retailer 8$347 SGD
Retailer 2$433 SGD
Retailer 7$616 SGD
Retailer 4$807 SGD
Retailer 6$863 SGD
Retailer 12$1,191 SGD
Retailer 9$1,194 SGD
Retailer 3$1,335 SGD
Retailer 5$1,483 SGD
Retailer 11$1,570 SGD
Rare Carat$1,746 SGD

19 data points across 12 retailers

12 retailers$298 SGD to $1,746 SGD

A
Cheapest Retailer
-
$298 SGD
$233 USD
A
Retailer 2
-
$347 SGD
$271 USD
View
A
Retailer 3
-
$433 SGD
£266 GBP
View
Retailer 4
-
$616 SGD
€459 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
$807 SGD
$631 USD
View
A
Retailer 6
-
$863 SGD
A$1,038 AUD
View
B+
Retailer 7
-
$1,191 SGD
$931 USD
View
B+
Retailer 8
-
$1,194 SGD
$934 USD
View
B+
Retailer 9
-
$1,335 SGD
$1,044 USD
View
B+
Retailer 10
-
$1,483 SGD
£913 GBP
View
B+
Retailer 11
-
$1,570 SGD
$1,228 USD
View
Most Expensive
B
Rare Carat
LGMQ15-167908 · Nov 1
$1,746 SGD
$1,365 USD
View
11 more retailers have this diamond
Prices start from $298 SGDSave up to $1,448 SGD

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
$298 SGD