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Radiant|Lab Grown|IGI

1.86ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG530200634

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

Certificate IGI LG530200634

Diamond specifications and retailer prices

From $352 USD
As of October 30, 2026
Save $1,478 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,830 USD at Brilliant Earth · As of October 29, 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 top-tier cut grade and certified by IGI LG530200634 or 530200634. Listed at 22 retailers as of October 29, 2026, with prices from $352 to $1,830, a $1,478 spread on the same certified stone. Brilliant Earth lists it at $1,830. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530200634
Dimensions8.36 × 5.99 × 4.04 mm
L/W Ratio1.40
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
8.36 mm5.99 mm1.86 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530200634
Side View
Table 66.5%Crown 37.7°Girdle: MED-STKPavilion 30.3°Culet: NoneDepth 67.4%

Caratlytics Score

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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: Oct 30
Current: $1,830 USD|Low: $338 USD|High: $1,930 USD|Avg: $942 USD|-5.2%
Brilliant Earth
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 15$352 USD
Retailer 7$408 USD
Retailer 3$436 USD
Retailer 8$436 USD
Retailer 2$511 USD
Retailer 13$590 USD
Retailer 6$699 USD
Retailer 12$750 USD
Retailer 9$785 USD
Retailer 11$1,013 USD
Retailer 14$1,279 USD
Retailer 5$1,402 USD
Retailer 4$1,647 USD
Retailer 16$1,692 USD
Retailer 10$1,713 USD
Brilliant Earth$1,830 USD

35 data points across 16 retailers

22 retailers$352 USD to $1,830 USD

A
Cheapest Retailer
-
$352 USD
A
Retailer 2
-
$393 USD
View
Final sale: no returns
A
Retailer 3
-
$408 USD
View
A
Retailer 4
-
$436 USD
View
A
Retailer 5
-
$436 USD
View
A
Retailer 6
-
$511 USD
£403 GBP
View
A
Retailer 7
-
$590 USD
View
A
Retailer 8
-
$699 USD
View
A
Retailer 9
-
$705 USD
View
B+
Retailer 10
-
$729 USD
View
A
Retailer 11
-
$750 USD
ZAR 12,110 ZAR
View
A
Retailer 12
-
$785 USD
£618 GBP
View
B+
Retailer 13
-
$1,013 USD
A$1,558 AUD
View
B+
Retailer 14
-
$1,062 USD
HK$8,300 HKD
View
B
Retailer 15
-
$1,279 USD
View
B
Retailer 16
-
$1,402 USD
View
B
Retailer 17
-
$1,444 USD
View
B
Retailer 18
-
$1,647 USD
View
B
Retailer 19
-
$1,678 USD
View
B
Retailer 20
-
$1,692 USD
£1,332 GBP
View
B
Retailer 21
-
$1,713 USD
£1,349 GBP
View
Most Expensive
B
Brilliant Earth
17971313A · Oct 29
$1,830 USD
View
21 more retailers have this diamond
Prices start from $352 USDSave up to $1,478 USD

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
$352 USD