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Marquise|Lab Grown|IGI

1.05ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG844636747

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844636747

Diamond specifications and retailer prices

From $277 SGD
As of November 1, 2026
Save $617 SGD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $894 SGD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG844636747 or 844636747. Listed at 10 retailers as of November 1, 2026, with prices from $277 to $894, a $617 spread on the same certified stone. Brilliant Earth lists it at $894. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844636747
Dimensions10.32 × 5.41 × 3.28 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
10.32 mm5.41 mm1.05 ctD / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844636747
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.6%

Caratlytics Score

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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 1
Current: $894 SGD|Low: $216 SGD|High: $1,341 SGD|Avg: $520 SGD|-33.3%
Brilliant Earth
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 3$216 SGD
Retailer 11$277 SGD
Retailer 6$287 SGD
Retailer 9$409 SGD
Retailer 7$415 SGD
Retailer 10$439 SGD
Retailer 12$450 SGD
Retailer 8$515 SGD
Retailer 2$626 SGD
Retailer 4$662 SGD
Retailer 5$715 SGD
Brilliant Earth$894 SGD

10 data points across 12 retailers

10 retailers$277 SGD to $894 SGD

A
Cheapest Retailer
-
$277 SGD
Retailer 2
-
$409 SGD
View
Price last confirmed 12 days ago
Retailer 3
-
$415 SGD
View
Price last confirmed 10 days ago
Retailer 4
-
$439 SGD
View
Price last confirmed 12 days ago
Retailer 5
-
$450 SGD
View
Price last confirmed 12 days ago
Retailer 6
-
$515 SGD
View
Price last confirmed 11 days ago
B
Retailer 7
-
$626 SGD
View
B
Retailer 8
-
$662 SGD
View
Retailer 9
-
$715 SGD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22235177A · Nov 3
$894 SGD
$700 USD
View
9 more retailers have this diamond
Prices start from $277 SGDSave up to $617 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
$277 SGD