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Radiant|Lab Grown|IGI

1.15ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG512227225

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

Certificate IGI LG512227225

Diamond specifications and retailer prices

From $1,528 NZD
$861 USD
As of October 30, 2026
Save $1,322 NZD (46%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,984 NZD at NZ Jewellers · As of November 1, 2026
View at NZ Jewellers

About this 1.15ct lab-grown radiant diamond

This 1.15ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512227225 or 512227225. Listed at 12 retailers as of October 30, 2026, with a 87% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle29.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512227225
Dimensions7.23 × 5.16 × 3.35 mm
L/W Ratio1.40
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
7.23 mm5.16 mm1.15 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512227225
Side View
Table 68.0%Crown 47.3°Girdle: STK-THKPavilion 29.2°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,984 NZD|Low: $1,467 NZD|High: $6,733 NZD|Avg: $3,140 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$1,528 NZD
Retailer 4$1,579 NZD
Retailer 10$1,663 NZD
Retailer 8$1,773 NZD
Retailer 3$2,085 NZD
Retailer 2$2,725 NZD
Retailer 9$2,850 NZD
Retailer 6$4,074 NZD
Retailer 11$4,894 NZD
NZ Jewellers$4,984 NZD
Retailer 5$6,679 NZD

44 data points across 11 retailers

12 retailers$1,528 NZD to $2,850 NZD

B+
Cheapest Retailer
-
$1,528 NZD
$861 USD
B
Retailer 2
-
$1,579 NZD
$890 USD
View
B
Retailer 3
-
$1,663 NZD
$937 USD
View
Retailer 4
-
$1,773 NZD
$999 USD
View
Price last confirmed 16 days ago
B
Retailer 5
-
$1,773 NZD
$999 USD
View
B
Retailer 6
-
$2,085 NZD
$1,175 USD
View
B
Retailer 7
-
$2,725 NZD
£1,209 GBP
View
B
Retailer 8
-
$2,850 NZD
$1,606 USD
View
Retailer 9
-
$4,074 NZD
$2,296 USD
View
Price under review
Retailer 10
-
$4,894 NZD
£2,172 GBP
View
Price under review
Most Expensive
NZ Jewellers
4dd09a3b-a362-44d0-a6a0-5f221a23d40b · Nov 1
$4,984 NZD
$2,809 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,528 NZDSave up to $1,322 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.

B+
1.15ct Radiant
$1,528 NZD