CaratHunter
Plans
Heart|Lab Grown|IGI

1.59ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG823637127

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823637127

Diamond specifications and retailer prices

From $287 USD
As of November 1, 2026
Save $346 USD (55%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $633 USD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823637127 or 823637127. Listed at 2 retailers as of November 1, 2026, with prices from $287 to $633, a $346 spread on the same certified stone. 77 Diamonds lists it at $633. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823637127
Dimensions7.11 × 7.95 × 4.79 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.11 mm7.95 mm1.59 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823637127
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.3%

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: Nov 1
Current: $633 USD|Low: $287 USD|High: $1,176 USD|Avg: $697 USD|-0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2$287 USD
Retailer 6$552 USD
Retailer 7$593 USD
77 Diamonds$633 USD
Retailer 5$685 USD
Retailer 4$690 USD
Retailer 3$1,176 USD

39 data points across 7 retailers

2 retailers$287 USD to $633 USD

A
Cheapest Retailer
-
$287 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVS6SPMFRBB · Nov 2
$633 USD
£498 GBP
View
1 more retailer has this diamond
Prices start from $287 USDSave up to $346 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 Heart
$287 USD