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Heart|Lab Grown|IGI

1.60ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG843604948

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG843604948

Diamond specifications and retailer prices

From $708 SGD
£436 GBP
As of October 30, 2026
Save $4,188 SGD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,896 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.6ct lab-grown heart diamond

This 1.6ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843604948 or 843604948. Listed at 11 retailers as of October 30, 2026, with prices from $708 to $4,896, a $4,188 spread on the same certified stone. Brilliant Earth lists it at $4,896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843604948
Dimensions7.81 × 7.49 × 4.70 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.81 mm7.49 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843604948
Side View
Table 59.0%Crown 34°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,896 SGD|Low: $707 SGD|High: $5,893 SGD|Avg: $2,100 SGD|-16.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4$708 SGD
Retailer 6$869 SGD
Retailer 9$963 SGD
Retailer 2$1,086 SGD
Retailer 3$1,165 SGD
Retailer 5$1,555 SGD
Retailer 11$1,620 SGD
Retailer 7$1,696 SGD
Retailer 10$2,455 SGD
Retailer 8$4,334 SGD
Brilliant Earth$4,896 SGD

13 data points across 11 retailers

11 retailers$708 SGD to $4,896 SGD

A+
Cheapest Retailer
-
$708 SGD
£436 GBP
A
Retailer 2
-
$869 SGD
$680 USD
View
A
Retailer 3
-
$963 SGD
$753 USD
View
A
Retailer 4
-
$1,086 SGD
€809 EUR
View
A
Retailer 5
-
$1,165 SGD
$911 USD
View
B+
Retailer 6
-
$1,555 SGD
A$1,871 AUD
View
B+
Retailer 7
-
$1,620 SGD
$1,267 USD
View
B+
Retailer 8
-
$1,696 SGD
$1,327 USD
View
B+
Retailer 9
-
$2,455 SGD
£1,512 GBP
View
B
Retailer 10
-
$4,334 SGD
$3,390 USD
View
Most Expensive
B
Brilliant Earth
22165649Y · Oct 30
$4,896 SGD
$3,830 USD
View
10 more retailers have this diamond
Prices start from $708 SGDSave up to $4,188 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+
1.60ct Heart
$708 SGD