Radiant|Lab Grown|IGI

1.64ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG627470429

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

Certificate IGI LG627470429

Diamond specifications and retailer prices

From $796 USD
£627 GBP
As of October 31, 2026
2 retailers carry this diamond
Most expensive: $1,142 USD at Rare Carat · As of August 4, 2026
View at Rare Carat

About this 1.64ct lab-grown radiant diamond

This 1.64ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG627470429 or 627470429. Listed at 2 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627470429
Dimensions8.37 × 6.01 × 3.81 mm
L/W Ratio1.39
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
8.37 mm6.01 mm1.64 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627470429
Side View
Table 62.0%Crown 36.2°Girdle: Slightly ThickPavilion 34°Culet: NoneDepth 63.4%

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: Oct 31
Current: $1,142 USD|Low: $147 USD|High: $2,300 USD|Avg: $946 USD|-6.9%
Rare Carat
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
August 5, 2026
Retailer 8$151 USD
Retailer 4$300 USD
Retailer 12$358 USD
Retailer 14$420 USD
Retailer 10$460 USD
Retailer 6$509 USD
Retailer 13$687 USD
Retailer 2$928 USD
Retailer 11$1,009 USD
Retailer 5$1,036 USD
Retailer 15$1,058 USD
Rare Carat$1,142 USD
Retailer 9$1,163 USD
Retailer 7$2,032 USD
Retailer 3$2,290 USD

65 data points across 15 retailers

2 retailers

B+
Cheapest Retailer
-
$796 USD
£627 GBP
Most Expensive
Rare Carat
NGDF-03-91-B · Aug 4
$1,142 USD
View
Price last confirmed 90 days ago
1 more retailer has this diamond
Prices start from $796 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.

B+
1.64ct Radiant
$796 USD