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Heart|Lab Grown|IGI

1.65ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG834618383

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG834618383

Diamond specifications and retailer prices

From $352 SGD
$275 USD
As of November 1, 2026
Save $419 SGD (54%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $771 SGD at 77 Diamonds · As of November 3, 2026
View at 77 Diamonds

About this 1.65ct lab-grown heart diamond

This 1.65ct 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 LG834618383 or 834618383. Listed at 2 retailers as of November 1, 2026, with prices from $352 to $771, a $419 spread on the same certified stone. 77 Diamonds lists it at $771. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834618383
Dimensions7.27 × 8.31 × 4.75 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm8.31 mm1.65 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834618383
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 57.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $771 SGD|Low: $352 SGD|High: $1,450 SGD|Avg: $860 SGD|-0.0%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 2$352 SGD
Retailer 5$633 SGD
Retailer 6$680 SGD
77 Diamonds$771 SGD
Retailer 4$934 SGD
Retailer 3$1,450 SGD

39 data points across 6 retailers

2 retailers$352 SGD to $771 SGD

A
Cheapest Retailer
-
$352 SGD
$275 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
HSTVSECBQ8SAE · Nov 3
$771 SGD
£475 GBP
View
1 more retailer has this diamond
Prices start from $352 SGDSave up to $419 SGD

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
1.65ct Heart
$352 SGD