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Round|Lab Grown|IGI

1.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG735501410

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735501410

Diamond specifications and retailer prices

From $170 SGD
As of November 5, 2026
Save $1,587 SGD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,757 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round 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 LG735501410 or 735501410. Listed at 14 retailers as of November 5, 2026, with prices from $170 to $1,757, a $1,587 spread on the same certified stone. MOH London lists it at $1,757. 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

1.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735501410
Dimensions6.57 × 6.61 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.57 mm6.61 mm1.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735501410
Side View
Table 55.0%Crown 34.4°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.9%

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 5
Current: $1,757 SGD|Low: $170 SGD|High: $2,040 SGD|Avg: $587 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
Retailer 16
November 6, 2026
Retailer 13$170 SGD
Retailer 12$198 SGD
Retailer 6$211 SGD
Retailer 4$245 SGD
Retailer 2$349 SGD
Retailer 16$370 SGD
Retailer 14$377 SGD
Retailer 3$400 SGD
Retailer 9$414 SGD
Retailer 10$505 SGD
Retailer 15$528 SGD
Retailer 5$678 SGD
Retailer 11$717 SGD
Retailer 7$973 SGD
Retailer 8$1,303 SGD
MOH London$1,757 SGD

12 data points across 16 retailers

14 retailers$170 SGD to $1,757 SGD

A
Cheapest Retailer
-
$170 SGD
A
Retailer 2
-
$198 SGD
View
A
Retailer 3
-
$211 SGD
View
A
Retailer 4
-
$245 SGD
View
A
Retailer 5
-
$349 SGD
View
A
Retailer 6
-
$370 SGD
View
Retailer 7
-
$377 SGD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$400 SGD
View
A
Retailer 9
-
$414 SGD
View
B+
Retailer 10
-
$505 SGD
View
B+
Retailer 11
-
$528 SGD
View
B+
Retailer 12
-
$678 SGD
View
B
Retailer 13
-
$717 SGD
View
Most Expensive
B
MOH London
LG735501410 · Nov 5
$1,757 SGD
£1,083 GBP
View
13 more retailers have this diamond
Prices start from $170 SGDSave up to $1,587 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 Round
$170 SGD