Heart|Lab Grown|IGI

1.57ct G VVS2 Heart Lab Grown Diamond

EX • G/VVS2 • IGI LG823682590

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG823682590

Diamond specifications and retailer prices

From $248 USD
As of October 30, 2026
Save $282 USD (53%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $530 USD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 1.57ct lab-grown heart diamond

This 1.57ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823682590 or 823682590. Listed at 2 retailers as of October 30, 2026, with prices from $248 to $530, a $282 spread on the same certified stone. 77 Diamonds lists it at $530. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823682590
Dimensions6.90 × 7.96 × 4.88 mm
L/W Ratio1.15
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.90 mm7.96 mm1.57 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823682590
Side View
Table 59.0%Crown 36.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $530 USD|Low: $245 USD|High: $931 USD|Avg: $590 USD|+1.0%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2$248 USD
Retailer 4$441 USD
77 Diamonds$530 USD
Retailer 3$540 USD
Retailer 5$931 USD

39 data points across 5 retailers

2 retailers$248 USD to $530 USD

A
Cheapest Retailer
-
$248 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVSWH6B5A7P · Oct 30
$530 USD
£417 GBP
View
1 more retailer has this diamond
Prices start from $248 USDSave up to $282 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
1.57ct Heart
$248 USD