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Round|Lab Grown|IGI

2.55ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG756510880

Shape and cutting style on the report: Round brilliant

Certificate IGI LG756510880

Diamond specifications and retailer prices

From $376 SGD
$294 USD
As of October 29, 2026
Save $2,130 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,506 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.55ct lab-grown round diamond

This 2.55ct 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 LG756510880 or 756510880. Listed at 18 retailers as of October 29, 2026, with prices from $376 to $2,506, a $2,130 spread on the same certified stone. Brilliant Earth lists it at $2,506. 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

2.55
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756510880
Dimensions8.67 × 8.70 × 5.45 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
8.67 mm8.70 mm2.55 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756510880
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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: Oct 29
Current: $2,506 SGD|Low: $263 SGD|High: $2,582 SGD|Avg: $939 SGD|-3.0%
Brilliant Earth
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
October 30, 2026
Retailer 8$263 SGD
Retailer 13$376 SGD
Retailer 4$419 SGD
Retailer 5$465 SGD
Retailer 6$465 SGD
Retailer 7$564 SGD
Retailer 11$665 SGD
Retailer 2$820 SGD
Retailer 10$839 SGD
Retailer 14$977 SGD
Retailer 12$1,125 SGD
Retailer 15$1,496 SGD
Retailer 3$1,558 SGD
Retailer 9$1,875 SGD
Retailer 16$1,908 SGD
Brilliant Earth$2,506 SGD

35 data points across 16 retailers

18 retailers$376 SGD to $2,506 SGD

A
Cheapest Retailer
-
$376 SGD
$294 USD
A
Retailer 2
-
$419 SGD
$328 USD
View
Final sale: no returns
A
Retailer 3
-
$465 SGD
$364 USD
View
Retailer 4
-
$465 SGD
$364 USD
View
Price last confirmed 59 days ago
A
Retailer 5
-
$465 SGD
$364 USD
View
B+
Retailer 6
-
$564 SGD
$441 USD
View
A
Retailer 7
-
$665 SGD
$520 USD
View
A
Retailer 8
-
$820 SGD
£505 GBP
View
A
Retailer 9
-
$839 SGD
€625 EUR
View
A
Retailer 10
-
$977 SGD
$764 USD
View
B+
Retailer 11
-
$1,125 SGD
$880 USD
View
Retailer 12
-
$1,190 SGD
$931 USD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$1,496 SGD
$1,170 USD
View
B+
Retailer 14
-
$1,558 SGD
$1,219 USD
View
B
Retailer 15
-
$1,875 SGD
£1,155 GBP
View
B
Retailer 16
-
$1,908 SGD
$1,492 USD
View
Retailer 17
-
$2,088 SGD
$1,633 USD
View
Price last confirmed 75 days ago
Most Expensive
B
Brilliant Earth
20960836A · Oct 29
$2,506 SGD
$1,960 USD
View
17 more retailers have this diamond
Prices start from $376 SGDSave up to $2,130 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
2.55ct Round
$376 SGD