Radiant|Lab Grown|IGI

1.59ct G VVS1 Radiant Lab Grown Diamond

EX • G/VVS1 • IGI LG678534997

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

Certificate IGI LG678534997

Diamond specifications and retailer prices

From $448 USD
As of October 30, 2026
Save $842 USD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,290 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG678534997 or 678534997. Listed at 8 retailers as of October 28, 2026, with prices from $448 to $1,290, a $842 spread on the same certified stone. Rare Carat lists it at $1,290. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678534997
Dimensions8.36 × 5.80 × 3.84 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.36 mm5.80 mm1.59 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678534997
Side View
Table 61.0%Crown 43.2°Girdle: MediumPavilion 33.1°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,290 USD|Low: $432 USD|High: $1,305 USD|Avg: $763 USD|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7$448 USD
Retailer 2$473 USD
Retailer 3$538 USD
Retailer 8$539 USD
Retailer 5$594 USD
Retailer 6$1,096 USD
Retailer 4$1,154 USD
Rare Carat$1,290 USD

41 data points across 8 retailers

8 retailers$448 USD to $1,290 USD

B+
Cheapest Retailer
-
$448 USD
A
Retailer 2
-
$473 USD
€450 EUR
View
A
Retailer 3
-
$538 USD
£424 GBP
View
A
Retailer 4
-
$539 USD
View
A
Retailer 5
-
$594 USD
View
B
Retailer 6
-
$1,096 USD
View
B
Retailer 7
-
$1,154 USD
£909 GBP
View
Most Expensive
B
Rare Carat
C210-25-B · Oct 28
$1,290 USD
View
7 more retailers have this diamond
Prices start from $448 USDSave up to $842 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
1.59ct Radiant
$448 USD