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Round|Lab Grown|IGI

2.50ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG476162673

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476162673

Diamond specifications and retailer prices

From $1,084 USD
As of October 29, 2026
Save $9,586 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,670 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG476162673 or 476162673. Listed at 15 retailers as of October 29, 2026, with prices from $1,084 to $10,670, a $9,586 spread on the same certified stone. Do Amore Diamonds lists it at $10,670. 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

2.50
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476162673
Dimensions8.77 × 8.72 × 5.33 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.77 mm8.72 mm2.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476162673
Side View
Table 56.5%Crown 33.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $10,670 USD|Low: $961 USD|High: $10,670 USD|Avg: $3,133 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 8$1,084 USD
Retailer 3$1,185 USD
Retailer 6$1,345 USD
Retailer 4$1,565 USD
Retailer 7$1,620 USD
Retailer 5$2,211 USD
Retailer 10$2,670 USD
Retailer 9$3,901 USD
Retailer 2$4,968 USD
Do Amore Diamonds$10,670 USD

15 data points across 10 retailers

15 retailers$1,084 USD to $10,670 USD

A
Cheapest Retailer
-
$1,084 USD
Retailer 2
-
$1,185 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$1,201 USD
View
A
Retailer 4
-
$1,307 USD
View
A
Retailer 5
-
$1,345 USD
View
Final sale: no returns
A
Retailer 6
-
$1,393 USD
View
Retailer 7
-
$1,393 USD
View
Price last confirmed 17 days ago
A
Retailer 8
-
$1,565 USD
View
A
Retailer 9
-
$1,620 USD
View
B+
Retailer 10
-
$2,211 USD
View
B+
Retailer 11
-
$2,670 USD
View
B+
Retailer 12
-
$2,883 USD
View
B
Retailer 13
-
$3,901 USD
CA$5,418 CAD
View
B
Retailer 14
-
$4,968 USD
£3,912 GBP
View
Most Expensive
B
Do Amore Diamonds
27-079079A23 · Oct 29
$10,670 USD
View
14 more retailers have this diamond
Prices start from $1,084 USDSave up to $9,586 USD

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
2.50ct Round
$1,084 USD