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Marquise|Lab Grown|IGI

3.89ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG837608560

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837608560

Diamond specifications and retailer prices

From $593 SGD
$464 USD
As of October 30, 2026
Save $4,060 SGD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,653 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.89ct lab-grown marquise diamond

This 3.89ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837608560 or 837608560. Listed at 13 retailers as of October 30, 2026, with prices from $593 to $4,653, a $4,060 spread on the same certified stone. Brilliant Earth lists it at $4,653. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.89
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837608560
Dimensions15.42 × 8.17 × 5.25 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.42 mm8.17 mm3.89 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837608560
Side View
Table 61.0%Crown 37.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $4,653 SGD|Low: $593 SGD|High: $5,229 SGD|Avg: $2,123 SGD|-11.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 13$593 SGD
Retailer 9$665 SGD
Retailer 6$819 SGD
Retailer 8$1,119 SGD
Retailer 5$1,254 SGD
Retailer 7$1,554 SGD
Retailer 11$1,978 SGD
Retailer 10$1,982 SGD
Retailer 4$2,365 SGD
Retailer 3$2,575 SGD
Retailer 2$2,702 SGD
Retailer 12$3,321 SGD
Brilliant Earth$4,653 SGD

36 data points across 13 retailers

13 retailers$593 SGD to $4,653 SGD

A
Cheapest Retailer
-
$593 SGD
$464 USD
A
Retailer 2
-
$665 SGD
$520 USD
View
A
Retailer 3
-
$819 SGD
£504 GBP
View
Retailer 4
-
$1,119 SGD
€834 EUR
View
Price last confirmed 7 days ago
A
Retailer 5
-
$1,254 SGD
$981 USD
View
A
Retailer 6
-
$1,554 SGD
A$1,870 AUD
View
A
Retailer 7
-
$1,978 SGD
$1,547 USD
View
B+
Retailer 8
-
$1,982 SGD
$1,550 USD
View
B+
Retailer 9
-
$2,365 SGD
$1,850 USD
View
B+
Retailer 10
-
$2,575 SGD
$2,014 USD
View
B+
Retailer 11
-
$2,702 SGD
£1,664 GBP
View
B+
Retailer 12
-
$3,321 SGD
$2,598 USD
View
Most Expensive
B
Brilliant Earth
21361186A · Oct 31
$4,653 SGD
$3,640 USD
View
12 more retailers have this diamond
Prices start from $593 SGDSave up to $4,060 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
3.89ct Marquise
$593 SGD