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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 $625 NZD
$352 USD
As of October 30, 2026
Save $2,622 NZD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,247 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 top-tier cut grade and certified by IGI LG530200634 or 530200634. Listed at 22 retailers as of October 30, 2026, with prices from $625 to $3,247, a $2,622 spread on the same certified stone. Brilliant Earth lists it at $3,247. 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
Colour
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: $3,247 NZD|Low: $600 NZD|High: $3,424 NZD|Avg: $1,766 NZD|-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
November 2, 2026
Retailer 14$625 NZD
Retailer 7$724 NZD
Retailer 3$774 NZD
Retailer 10$905 NZD
Retailer 12$1,047 NZD
Retailer 6$1,240 NZD
Retailer 2$1,335 NZD
Retailer 8$1,392 NZD
Retailer 11$1,797 NZD
Retailer 13$2,269 NZD
Retailer 5$2,488 NZD
Retailer 4$2,922 NZD
Retailer 15$3,001 NZD
Retailer 9$3,024 NZD
Brilliant Earth$3,247 NZD

37 data points across 15 retailers

22 retailers$625 NZD to $3,247 NZD

A
Cheapest Retailer
-
$625 NZD
$352 USD
A
Retailer 2
-
$697 NZD
$393 USD
View
Final sale: no returns
A
Retailer 3
-
$724 NZD
$408 USD
View
Retailer 4
-
$774 NZD
$436 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$774 NZD
$436 USD
View
A
Retailer 6
-
$905 NZD
£401 GBP
View
A
Retailer 7
-
$1,047 NZD
$590 USD
View
A
Retailer 8
-
$1,240 NZD
$699 USD
View
A
Retailer 9
-
$1,251 NZD
$705 USD
View
B+
Retailer 10
-
$1,293 NZD
$729 USD
View
A
Retailer 11
-
$1,335 NZD
ZAR 12,153 ZAR
View
A
Retailer 12
-
$1,392 NZD
£618 GBP
View
B+
Retailer 13
-
$1,797 NZD
A$1,558 AUD
View
B+
Retailer 14
-
$1,885 NZD
HK$8,300 HKD
View
B
Retailer 15
-
$2,269 NZD
$1,279 USD
View
B
Retailer 16
-
$2,488 NZD
$1,402 USD
View
B
Retailer 17
-
$2,562 NZD
$1,444 USD
View
B
Retailer 18
-
$2,922 NZD
$1,647 USD
View
B
Retailer 19
-
$2,977 NZD
$1,678 USD
View
B
Retailer 20
-
$3,001 NZD
£1,332 GBP
View
B
Retailer 21
-
$3,024 NZD
£1,342 GBP
View
Most Expensive
B
Brilliant Earth
17971313A · Oct 31
$3,247 NZD
$1,830 USD
View
21 more retailers have this diamond
Prices start from $625 NZDSave up to $2,622 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
$625 NZD