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Radiant|Lab Grown|IGI

0.86ct G SI1 Radiant Lab Grown Diamond

G/SI1

Diamond specifications and retailer prices

From $284 NZD
$160 USD
As of November 2, 2026
Save $1,095 NZD (79%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,379 NZD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 0.86ct lab-grown radiant diamond

This 0.86ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included) and certified by IGI. Listed at 7 retailers as of October 30, 2026, with prices from $284 to $1,379, a $1,095 spread on the same certified stone. Diamond Exchange Canada lists it at $1,379. 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

0.86
Carat
G
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions6.77 × 4.69 × 3.13 mm
L/W Ratio1.44
Top View
6.77 mm4.69 mm0.86 ctG / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 65.5%CrownGirdle: MED-SLTPavilionCulet: NoneDepth 66.7%

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: Nov 2
Current: $1,379 NZD|Low: $284 NZD|High: $1,379 NZD|Avg: $657 NZD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5$284 NZD
Retailer 3$328 NZD
Retailer 4$351 NZD
Retailer 6$351 NZD
Retailer 2$550 NZD
Retailer 7$1,246 NZD
Diamond Exchange Canada$1,379 NZD

19 data points across 7 retailers

7 retailers$284 NZD to $1,379 NZD

B+
Cheapest Retailer
-
$284 NZD
$160 USD
B+
Retailer 2
-
$328 NZD
$185 USD
View
B+
Retailer 3
-
$351 NZD
$198 USD
View
Retailer 4
-
$351 NZD
$198 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$550 NZD
£244 GBP
View
C
Retailer 6
-
$1,246 NZD
$702 USD
View
Most Expensive
C
Diamond Exchange Canada
1960632027 · Oct 30
$1,379 NZD
CA$1,079 CAD
View
6 more retailers have this diamond
Prices start from $284 NZDSave up to $1,095 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+
0.86ct Radiant
$284 NZD