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Heart|Lab Grown|IGI

1.59ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG706561557

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG706561557

Diamond specifications and retailer prices

From $359 USD
As of October 30, 2026
Save $1,434 USD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,793 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706561557 or 706561557. Listed at 16 retailers as of October 30, 2026, with prices from $359 to $1,793, a $1,434 spread on the same certified stone. Taylor and Hart lists it at $1,793. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706561557
Dimensions7.46 × 7.94 × 4.73 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm7.94 mm1.59 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706561557
Side View
Table 61.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
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: $710 USD|Low: $257 USD|High: $1,793 USD|Avg: $931 USD|+2.8%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 12$321 USD
Retailer 4$359 USD
Retailer 13$398 USD
Retailer 6$559 USD
Retailer 7$560 USD
Retailer 3$646 USD
Retailer 10$684 USD
Retailer 1$710 USD
Retailer 9$928 USD
Retailer 11$1,167 USD
Retailer 2$1,279 USD
Retailer 5$1,436 USD
Retailer 14$1,529 USD
Retailer 8$1,603 USD
Taylor and Hart$1,793 USD

44 data points across 15 retailers

16 retailers$359 USD to $1,793 USD

Retailer 1
-
$321 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$359 USD
View
Final sale: no returns
Retailer 3
-
$372 USD
View
Price last confirmed 16 days ago
Retailer 4
-
$398 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$559 USD
View
A
Retailer 6
-
$560 USD
View
B+
Retailer 7
-
$646 USD
View
B+
Retailer 8
-
$684 USD
ZAR 11,044 ZAR
View
B+
Retailer 9
-
$710 USD
£559 GBP
View
B+
Retailer 10
-
$928 USD
A$1,427 AUD
View
B
Retailer 11
-
$1,167 USD
View
Retailer 12
-
$1,279 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$1,436 USD
SGD 1,941 SGD
View
B
Retailer 14
-
$1,529 USD
View
B
Retailer 15
-
$1,603 USD
£1,262 GBP
View
Most Expensive
B
Taylor and Hart
KX1U5P0 · Oct 31
$1,793 USD
View
15 more retailers have this diamond
Prices start from $359 USDSave up to $1,434 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
$359 USD