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Marquise|Lab Grown|IGI

1.06ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG818618919

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818618919

Diamond specifications and retailer prices

From $206 SGD
As of November 6, 2026
Save $987 SGD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,192 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.06ct lab-grown marquise diamond

This 1.06ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818618919 or 818618919. Listed at 15 retailers as of November 4, 2026, with prices from $206 to $1,192, a $987 spread on the same certified stone. MOH London lists it at $1,192. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.06
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818618919
Dimensions10.91 × 5.19 × 3.24 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.91 mm5.19 mm1.06 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818618919
Side View
Table 63.0%Crown 32.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

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 6
Current: $1,192 SGD|Low: $198 SGD|High: $1,209 SGD|Avg: $521 SGD|-0.3%
MOH London
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
November 6, 2026
Retailer 12$206 SGD
Retailer 4$239 SGD
Retailer 6$255 SGD
Retailer 14$255 SGD
Retailer 8$304 SGD
Retailer 9$446 SGD
Retailer 5$448 SGD
Retailer 3$462 SGD
Retailer 2$485 SGD
Retailer 10$485 SGD
Retailer 7$567 SGD
Retailer 13$728 SGD
Retailer 15$821 SGD
Retailer 11$867 SGD
MOH London$1,192 SGD

45 data points across 15 retailers

15 retailers$206 SGD to $1,192 SGD

A
Cheapest Retailer
-
$206 SGD
A
Retailer 2
-
$239 SGD
View
Retailer 3
-
$255 SGD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$255 SGD
View
A
Retailer 5
-
$304 SGD
View
A
Retailer 6
-
$446 SGD
View
A
Retailer 7
-
$448 SGD
View
B+
Retailer 8
-
$462 SGD
View
B+
Retailer 9
-
$485 SGD
View
Retailer 10
-
$485 SGD
View
B+
Retailer 11
-
$567 SGD
View
Retailer 12
-
$728 SGD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$821 SGD
View
B
Retailer 14
-
$867 SGD
View
Most Expensive
B
MOH London
LG818618919 · Nov 4
$1,192 SGD
£735 GBP
View
14 more retailers have this diamond
Prices start from $206 SGDSave up to $987 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
1.06ct Marquise
$206 SGD