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 $2,298 NZD
£1,018 GBP
As of November 2, 2026
Save $3,064 NZD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $15,111 NZD at Adiamor · As of November 2, 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
Colour
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

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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: Nov 2
Current: $15,111 NZD|Low: $2,298 NZD|High: $26,571 NZD|Avg: $8,354 NZD|-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 2, 2026
Retailer 2$2,298 NZD
Retailer 5$2,467 NZD
Retailer 4$2,684 NZD
Retailer 13$2,861 NZD
Retailer 14$3,164 NZD
Retailer 16$3,367 NZD
Retailer 15$3,866 NZD
Retailer 9$4,037 NZD
Retailer 10$4,518 NZD
Retailer 11$4,604 NZD
Retailer 12$5,193 NZD
Retailer 3$5,362 NZD
Retailer 8$12,519 NZD
Adiamor$15,111 NZD
Retailer 6$21,576 NZD
Retailer 7$26,571 NZD

7 data points across 16 retailers

13 retailers$2,298 NZD to $5,362 NZD

A
Cheapest Retailer
-
$2,298 NZD
£1,018 GBP
A
Retailer 2
-
$2,467 NZD
$1,388 USD
View
A
Retailer 3
-
$2,684 NZD
$1,510 USD
View
A
Retailer 4
-
$2,861 NZD
$1,610 USD
View
A
Retailer 5
-
$3,164 NZD
$1,780 USD
View
B+
Retailer 6
-
$3,367 NZD
HK$14,800 HKD
View
B+
Retailer 7
-
$3,866 NZD
$2,175 USD
View
B+
Retailer 8
-
$4,037 NZD
£1,788 GBP
View
B+
Retailer 9
-
$4,518 NZD
$2,542 USD
View
B
Retailer 10
-
$4,604 NZD
€2,467 EUR
View
B
Retailer 11
-
$5,193 NZD
$2,922 USD
View
B
Retailer 12
-
$5,362 NZD
$3,017 USD
View
Most Expensive
Adiamor
D-82827144 · Nov 2
$15,111 NZD
$8,502 USD
View
Price under review
12 more retailers have this diamond
Prices start from $2,298 NZDSave up to $3,064 NZD

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
$2,298 NZD