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Round|Lab Grown|IGI

1.54ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436073476

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436073476

Diamond specifications and retailer prices

From $1,260 USD
As of October 29, 2026
Save $3,461 USD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,721 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073476 or 436073476. Listed at 10 retailers as of October 29, 2026, with prices from $1,260 to $4,721, a $3,461 spread on the same certified stone. MOH London lists it at $4,721. 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

1.54
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073476
Dimensions7.35 × 7.33 × 4.61 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.35 mm7.33 mm1.54 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436073476
Side View
Table 53.5%Crown 35°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.8%

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: $4,721 USD|Low: $1,008 USD|High: $4,757 USD|Avg: $2,167 USD|+0.5%
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
October 30, 2026
Retailer 6$1,260 USD
Retailer 9$1,371 USD
Retailer 10$1,411 USD
Retailer 7$1,461 USD
Retailer 12$1,461 USD
Retailer 4$1,717 USD
Retailer 2$1,831 USD
Retailer 3$2,024 USD
Retailer 8$2,315 USD
Retailer 13$2,724 USD
Retailer 11$2,739 USD
Retailer 5$3,271 USD
MOH London$4,721 USD

34 data points across 13 retailers

10 retailers$1,260 USD to $4,721 USD

A
Cheapest Retailer
-
$1,260 USD
A
Retailer 2
-
$1,371 USD
View
B+
Retailer 3
-
$1,411 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,461 USD
View
Retailer 5
-
$1,461 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,831 USD
£1,442 GBP
View
B
Retailer 7
-
$2,315 USD
View
B
Retailer 8
-
$2,724 USD
View
B
Retailer 9
-
$2,739 USD
View
Most Expensive
B
MOH London
LG436073476 · Oct 29
$4,721 USD
£3,717 GBP
View
9 more retailers have this diamond
Prices start from $1,260 USDSave up to $3,461 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
1.54ct Round
$1,260 USD