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Radiant|Lab Grown|IGI

16.57ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG813614065

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

Certificate IGI LG813614065

Diamond specifications and retailer prices

From $8,666 NZD
$4,876 USD
As of November 2, 2026
Save $24,361 NZD (74%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $33,028 NZD at Adiamor · As of October 31, 2026
View at Adiamor

About this 16.57ct lab-grown radiant diamond

This 16.57ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813614065 or 813614065. Listed at 8 retailers as of October 31, 2026, with prices from $8,666 to $33,028, a $24,361 spread on the same certified stone. Adiamor lists it at $33,028. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

16.57
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813614065
Dimensions18.28 × 12.61 × 8.24 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.28 mm12.61 mm16.57 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813614065
Side View
Table 67.0%Crown 29.1°Girdle: MediumPavilion 34.7°Culet: NoneDepth 65.3%

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 2
Current: $33,028 NZD|Low: $8,110 NZD|High: $33,028 NZD|Avg: $15,863 NZD|+0.3%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6$8,666 NZD
Retailer 5$9,532 NZD
Retailer 3$10,398 NZD
Retailer 7$12,294 NZD
Retailer 2$12,847 NZD
Retailer 4$13,463 NZD
Retailer 8$28,088 NZD
Adiamor$33,028 NZD

38 data points across 8 retailers

8 retailers$8,666 NZD to $33,028 NZD

A
Cheapest Retailer
-
$8,666 NZD
$4,876 USD
A
Retailer 2
-
$9,532 NZD
HK$41,900 HKD
View
B+
Retailer 3
-
$10,398 NZD
£4,607 GBP
View
B+
Retailer 4
-
$12,294 NZD
$6,917 USD
View
B+
Retailer 5
-
$12,847 NZD
€6,884 EUR
View
Retailer 6
-
$13,463 NZD
$7,575 USD
View
Price last confirmed 12 days ago
B
Retailer 7
-
$28,088 NZD
$15,803 USD
View
Most Expensive
B
Adiamor
D-81189376 · Oct 31
$33,028 NZD
$18,583 USD
View
7 more retailers have this diamond
Prices start from $8,666 NZDSave up to $24,361 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
16.57ct Radiant
$8,666 NZD