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Radiant|Lab Grown|IGI

1.86ct G VS1 Radiant Lab Grown Diamond

GD • G/VS1 • IGI LG613353942

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

Certificate IGI LG613353942

Diamond specifications and retailer prices

From $859 NZD
$484 USD
As of November 1, 2026
Save $2,069 NZD (71%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,928 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.86ct lab-grown radiant diamond

This 1.86ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG613353942 or 613353942. Listed at 10 retailers as of October 31, 2026, with prices from $859 to $2,928, a $2,069 spread on the same certified stone. Brilliant Earth lists it at $2,928. 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

1.86
Carat
G
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG613353942
Dimensions8.79 × 5.98 × 4.07 mm
L/W Ratio1.47
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
8.79 mm5.98 mm1.86 ctG / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG613353942
Side View
Table 65.0%Crown 45.3°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
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 1
Current: $2,928 NZD|Low: $770 NZD|High: $3,087 NZD|Avg: $1,462 NZD|-5.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8$859 NZD
Retailer 4$866 NZD
Retailer 3$940 NZD
Retailer 7$1,112 NZD
Retailer 6$1,217 NZD
Retailer 9$1,721 NZD
Retailer 5$2,005 NZD
Retailer 2$2,030 NZD
Brilliant Earth$2,928 NZD

41 data points across 9 retailers

10 retailers$859 NZD to $2,928 NZD

B+
Cheapest Retailer
-
$859 NZD
$484 USD
A
Retailer 2
-
$866 NZD
€465 EUR
View
B+
Retailer 3
-
$940 NZD
£417 GBP
View
B+
Retailer 4
-
$1,112 NZD
$627 USD
View
B+
Retailer 5
-
$1,217 NZD
$686 USD
View
B
Retailer 6
-
$1,637 NZD
£727 GBP
View
B
Retailer 7
-
$1,721 NZD
$970 USD
View
B
Retailer 8
-
$2,005 NZD
$1,130 USD
View
B
Retailer 9
-
$2,030 NZD
£901 GBP
View
Most Expensive
B
Brilliant Earth
8822015A · Oct 31
$2,928 NZD
$1,650 USD
View
9 more retailers have this diamond
Prices start from $859 NZDSave up to $2,069 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
1.86ct Radiant
$859 NZD