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Radiant|Lab Grown|IGI

1.86ct I VS1 Radiant Lab Grown Diamond

VG • I/VS1 • IGI LG665403535

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

Certificate IGI LG665403535

Diamond specifications and retailer prices

From $453 AUD
$318 USD
As of November 1, 2026
Save $2,793 AUD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,246 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG665403535 or 665403535. Listed at 14 retailers as of October 31, 2026, with prices from $453 to $3,246, a $2,793 spread on the same certified stone. Do Amore Diamonds lists it at $3,246. 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
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle44.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665403535
Dimensions8.45 × 6.07 × 4.24 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.45 mm6.07 mm1.86 ctI / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG665403535
Side View
Table 74.0%Crown 44.2°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 69.9%

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: $3,246 AUD|Low: $447 AUD|High: $3,246 AUD|Avg: $1,348 AUD
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
Retailer 14
November 1, 2026
Retailer 13$453 AUD
Retailer 2$655 AUD
Retailer 9$683 AUD
Retailer 4$719 AUD
Retailer 14$756 AUD
Retailer 3$847 AUD
Retailer 8$860 AUD
Retailer 12$1,392 AUD
Retailer 6$1,524 AUD
Retailer 11$1,530 AUD
Retailer 5$1,846 AUD
Retailer 10$1,953 AUD
Retailer 7$2,016 AUD
Do Amore Diamonds$3,246 AUD

31 data points across 14 retailers

14 retailers$453 AUD to $3,246 AUD

A
Cheapest Retailer
-
$453 AUD
$318 USD
A
Retailer 2
-
$655 AUD
£362 GBP
View
B+
Retailer 3
-
$683 AUD
$480 USD
View
B+
Retailer 4
-
$719 AUD
$505 USD
View
B
Retailer 5
-
$756 AUD
$531 USD
View
B+
Retailer 6
-
$847 AUD
$595 USD
View
B+
Retailer 7
-
$860 AUD
ZAR 9,759 ZAR
View
B
Retailer 8
-
$1,392 AUD
$978 USD
View
Retailer 9
-
$1,530 AUD
$1,075 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
$1,609 AUD
$1,130 USD
View
B
Retailer 11
-
$1,846 AUD
$1,296 USD
View
B
Retailer 12
-
$1,953 AUD
£1,080 GBP
View
B
Retailer 13
-
$2,016 AUD
£1,115 GBP
View
Most Expensive
C
Do Amore Diamonds
27-BDD2EB9EC · Oct 31
$3,246 AUD
$2,280 USD
View
13 more retailers have this diamond
Prices start from $453 AUDSave up to $2,793 AUD

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
$453 AUD