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Marquise|Lab Grown|IGI

1.05ct D VS2 Marquise Lab Grown Diamond

VG • D/VS2 • IGI LG831690520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831690520

Diamond specifications and retailer prices

From $280 SGD
$219 USD
As of November 2, 2026
Save $1,343 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,623 SGD at Helzberg Diamonds · As of November 3, 2026
View at Helzberg Diamonds

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831690520 or 831690520. Listed at 16 retailers as of November 2, 2026, with prices from $280 to $1,623, a $1,343 spread on the same certified stone. Helzberg Diamonds lists it at $1,623. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.05
Carat
D
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831690520
Dimensions10.09 × 5.40 × 3.38 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.09 mm5.40 mm1.05 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831690520
Side View
Table 61.0%Crown 33.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $1,623 SGD|Low: $280 SGD|High: $1,623 SGD|Avg: $752 SGD
Helzberg Diamonds
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
November 3, 2026
Retailer 3$280 SGD
Retailer 7$313 SGD
Retailer 11$325 SGD
Retailer 6$347 SGD
Retailer 10$415 SGD
Retailer 5$471 SGD
Retailer 16$593 SGD
Retailer 9$638 SGD
Retailer 14$648 SGD
Retailer 2$912 SGD
Retailer 8$936 SGD
Retailer 15$1,113 SGD
Retailer 13$1,115 SGD
Retailer 4$1,189 SGD
Retailer 12$1,390 SGD
Helzberg Diamonds$1,623 SGD

6 data points across 16 retailers

16 retailers$280 SGD to $1,623 SGD

A
Cheapest Retailer
-
$280 SGD
$219 USD
A
Retailer 2
-
$313 SGD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$325 SGD
$254 USD
View
A
Retailer 4
-
$347 SGD
$271 USD
View
A
Retailer 5
-
$415 SGD
£255 GBP
View
A
Retailer 6
-
$471 SGD
$368 USD
View
B+
Retailer 7
-
$593 SGD
$464 USD
View
B+
Retailer 8
-
$638 SGD
£393 GBP
View
B+
Retailer 9
-
$648 SGD
$507 USD
View
B
Retailer 10
-
$912 SGD
$713 USD
View
B
Retailer 11
-
$936 SGD
View
B
Retailer 12
-
$1,113 SGD
$870 USD
View
B
Retailer 13
-
$1,115 SGD
$872 USD
View
B
Retailer 14
-
$1,189 SGD
$930 USD
View
B
Retailer 15
-
$1,390 SGD
£856 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJHMPGLIG · Nov 3
$1,623 SGD
$1,269 USD
View
15 more retailers have this diamond
Prices start from $280 SGDSave up to $1,343 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
1.05ct Marquise
$280 SGD