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Round|Lab Grown|IGI

1.26ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG480168608

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480168608

Diamond specifications and retailer prices

From $561 USD
As of October 29, 2026
Save $2,474 USD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,035 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480168608 or 480168608. Listed at 10 retailers as of October 29, 2026, with prices from $561 to $3,035, a $2,474 spread on the same certified stone. MOH London lists it at $3,035. 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

1.26
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480168608
Dimensions7.01 × 6.97 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.01 mm6.97 mm1.26 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG480168608
Side View
Table 61.0%Crown 31.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.2%

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: $3,035 USD|Low: $449 USD|High: $3,056 USD|Avg: $1,198 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$561 USD
Retailer 7$628 USD
Retailer 5$695 USD
Retailer 8$695 USD
Retailer 2$720 USD
Retailer 6$1,073 USD
Retailer 9$1,122 USD
Retailer 10$1,455 USD
Retailer 3$1,795 USD
MOH London$3,035 USD

16 data points across 10 retailers

10 retailers$561 USD to $3,035 USD

A
Cheapest Retailer
-
$561 USD
B+
Retailer 2
-
$628 USD
View
B+
Retailer 3
-
$628 USD
View
Final sale: no returns
Retailer 4
-
$695 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
$695 USD
View
B+
Retailer 6
-
$720 USD
View
B
Retailer 7
-
$1,073 USD
View
B
Retailer 8
-
$1,795 USD
View
B
Retailer 9
-
$1,829 USD
View
Most Expensive
B
MOH London
LG480168608 · Oct 29
$3,035 USD
£2,390 GBP
View
9 more retailers have this diamond
Prices start from $561 USDSave up to $2,474 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
1.26ct Round
$561 USD