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Radiant|Lab Grown|IGI

8.60ct H SI1 Radiant Lab Grown Diamond

GD • H/SI1 • IGI LG583319381

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

Certificate IGI LG583319381

Diamond specifications and retailer prices

From $2,867 NZD
$1,613 USD
As of November 2, 2026
Save $16,452 NZD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $19,319 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 8.6ct lab-grown radiant diamond

This 8.6ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG583319381 or 583319381. Listed at 11 retailers as of November 2, 2026, with prices from $2,867 to $19,319, a $16,452 spread on the same certified stone. Do Amore Diamonds lists it at $19,319. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

8.60
Carat
H
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG583319381
Dimensions14.92 × 9.98 × 6.67 mm
L/W Ratio1.49
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
14.92 mm9.98 mm8.60 ctH / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG583319381
Side View
Table 65.0%Crown 43.7°Girdle: MediumPavilion 34.1°Culet: NoneDepth 66.8%

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: $19,319 NZD|Low: $2,751 NZD|High: $19,319 NZD|Avg: $7,028 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9$2,867 NZD
Retailer 12$3,119 NZD
Retailer 13$4,077 NZD
Retailer 2$4,367 NZD
Retailer 4$5,205 NZD
Retailer 10$5,229 NZD
Retailer 7$5,234 NZD
Retailer 8$5,879 NZD
Retailer 11$6,880 NZD
Retailer 3$6,892 NZD
Retailer 6$10,482 NZD
Retailer 5$10,803 NZD
Do Amore Diamonds$19,319 NZD

35 data points across 13 retailers

11 retailers$2,867 NZD to $19,319 NZD

A
Cheapest Retailer
-
$2,867 NZD
$1,613 USD
B+
Retailer 2
-
$3,119 NZD
$1,755 USD
View
B+
Retailer 3
-
$4,077 NZD
$2,294 USD
View
B+
Retailer 4
-
$4,367 NZD
£1,935 GBP
View
B+
Retailer 5
-
$5,229 NZD
$2,942 USD
View
B
Retailer 6
-
$5,234 NZD
$2,945 USD
View
B+
Retailer 7
-
$5,879 NZD
$3,308 USD
View
B
Retailer 8
-
$6,880 NZD
$3,871 USD
View
B
Retailer 9
-
$6,892 NZD
$3,878 USD
View
B
Retailer 10
-
$10,482 NZD
£4,644 GBP
View
Most Expensive
C
Do Amore Diamonds
7-1574133 · Nov 2
$19,319 NZD
$10,870 USD
View
10 more retailers have this diamond
Prices start from $2,867 NZDSave up to $16,452 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
8.60ct Radiant
$2,867 NZD