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Round|Lab Grown|IGI

2.05ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG781613250

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781613250

Diamond specifications and retailer prices

From $308 SGD
As of November 5, 2026
Save $1,391 SGD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,699 SGD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG781613250 or 781613250. Listed at 18 retailers as of November 5, 2026, with prices from $308 to $1,699, a $1,391 spread on the same certified stone. Brilliant Earth lists it at $1,699. 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

2.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781613250
Dimensions8.14 × 8.10 × 5.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.14 mm8.10 mm2.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781613250
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

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: $1,699 SGD|Low: $296 SGD|High: $1,699 SGD|Avg: $811 SGD
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 5, 2026
Retailer 12$308 SGD
Retailer 2$344 SGD
Retailer 3$382 SGD
Retailer 4$530 SGD
Retailer 11$576 SGD
Retailer 8$635 SGD
Retailer 5$714 SGD
Retailer 10$761 SGD
Retailer 9$969 SGD
Retailer 7$1,341 SGD
Retailer 6$1,526 SGD
Brilliant Earth$1,699 SGD

38 data points across 12 retailers

18 retailers$308 SGD to $1,699 SGD

A
Cheapest Retailer
-
$308 SGD
A
Retailer 2
-
$344 SGD
View
Final sale: no returns
A
Retailer 3
-
$358 SGD
View
A
Retailer 4
-
$382 SGD
View
Retailer 5
-
$382 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$530 SGD
View
A
Retailer 7
-
$635 SGD
View
A
Retailer 8
-
$714 SGD
View
A
Retailer 9
-
$729 SGD
View
A
Retailer 10
-
$757 SGD
View
A
Retailer 11
-
$761 SGD
View
B+
Retailer 12
-
$969 SGD
View
B+
Retailer 13
-
$1,227 SGD
View
B
Retailer 14
-
$1,294 SGD
View
B+
Retailer 15
-
$1,341 SGD
View
B+
Retailer 16
-
$1,526 SGD
View
B
Retailer 17
-
$1,691 SGD
View
Most Expensive
B
Brilliant Earth
18398243A · Nov 5
$1,699 SGD
$1,330 USD
View
17 more retailers have this diamond
Prices start from $308 SGDSave up to $1,391 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
2.05ct Round
$308 SGD