Radiant|Lab Grown|IGI

11.35ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG538275108

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG538275108

Diamond specifications and retailer prices

From $1,293 USD
£1,018 GBP
As of November 1, 2026
Save $1,724 USD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,502 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 11.35ct lab-grown radiant diamond

This 11.35ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538275108 or 538275108. Listed at 13 retailers as of November 1, 2026, with a 133% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.35
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538275108
Dimensions15.83 × 11.08 × 7.28 mm
L/W Ratio1.43
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
15.83 mm11.08 mm11.35 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538275108
Side View
Table 66.0%Crown 44.6°Girdle: ThickPavilion 34.3°Culet: NoneDepth 65.7%

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: Nov 1
Current: $8,502 USD|Low: $1,293 USD|High: $14,950 USD|Avg: $4,797 USD|-21.4%
Adiamor
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
November 1, 2026
Retailer 9$1,293 USD
Retailer 5$1,388 USD
Retailer 4$1,510 USD
Retailer 13$1,610 USD
Retailer 14$1,780 USD
Retailer 16$1,894 USD
Retailer 15$2,175 USD
Retailer 10$2,271 USD
Retailer 2$2,542 USD
Retailer 11$2,590 USD
Retailer 12$2,922 USD
Retailer 3$3,017 USD
Retailer 8$7,044 USD
Adiamor$8,502 USD
Retailer 6$12,140 USD
Retailer 7$14,950 USD

6 data points across 16 retailers

13 retailers$1,293 USD to $3,017 USD

A
Cheapest Retailer
-
$1,293 USD
£1,018 GBP
A
Retailer 2
-
$1,388 USD
View
A
Retailer 3
-
$1,510 USD
View
A
Retailer 4
-
$1,610 USD
View
A
Retailer 5
-
$1,780 USD
View
B+
Retailer 6
-
$1,894 USD
HK$14,800 HKD
View
B+
Retailer 7
-
$2,175 USD
View
B+
Retailer 8
-
$2,271 USD
£1,788 GBP
View
B+
Retailer 9
-
$2,542 USD
View
B
Retailer 10
-
$2,590 USD
€2,467 EUR
View
B
Retailer 11
-
$2,922 USD
View
B
Retailer 12
-
$3,017 USD
View
Most Expensive
Adiamor
D-82827144 · Oct 31
$8,502 USD
View
Price under review
12 more retailers have this diamond
Prices start from $1,293 USDSave up to $1,724 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
11.35ct Radiant
$1,293 USD