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Heart|Lab Grown|IGI

1.65ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663395

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846663395

Diamond specifications and retailer prices

From $867 SGD
$678 USD
As of October 30, 2026
Save $4,528 SGD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,395 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663395 or 846663395. Listed at 13 retailers as of October 30, 2026, with prices from $867 to $5,395, a $4,528 spread on the same certified stone. Brilliant Earth lists it at $5,395. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663395
Dimensions6.99 × 7.92 × 4.94 mm
L/W Ratio1.13
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
6.99 mm7.92 mm1.65 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663395
Side View
Table 59.0%Crown 37.9°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 62.4%

Caratlytics Score

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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: $5,395 SGD|Low: $867 SGD|High: $6,750 SGD|Avg: $2,652 SGD|-20.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 6$867 SGD
Retailer 4$943 SGD
Retailer 7$1,140 SGD
Retailer 10$1,207 SGD
Retailer 8$1,234 SGD
Retailer 3$1,635 SGD
Retailer 13$1,742 SGD
Retailer 2$2,568 SGD
Retailer 11$2,827 SGD
Retailer 5$3,969 SGD
Retailer 9$4,259 SGD
Retailer 12$4,454 SGD
Brilliant Earth$5,395 SGD

5 data points across 13 retailers

13 retailers$867 SGD to $5,395 SGD

A
Cheapest Retailer
-
$867 SGD
$678 USD
A
Retailer 2
-
$943 SGD
$738 USD
View
A
Retailer 3
-
$1,140 SGD
£702 GBP
View
A
Retailer 4
-
$1,207 SGD
$944 USD
View
A
Retailer 5
-
$1,234 SGD
$965 USD
View
B+
Retailer 6
-
$1,635 SGD
$1,279 USD
View
B+
Retailer 7
-
$1,742 SGD
$1,363 USD
View
B+
Retailer 8
-
$2,568 SGD
$2,009 USD
View
B
Retailer 9
-
$2,827 SGD
$2,211 USD
View
B
Retailer 10
-
$3,969 SGD
$3,105 USD
View
B
Retailer 11
-
$4,259 SGD
£2,623 GBP
View
B
Retailer 12
-
$4,454 SGD
$3,484 USD
View
Most Expensive
B
Brilliant Earth
22337110A · Oct 30
$5,395 SGD
$4,220 USD
View
12 more retailers have this diamond
Prices start from $867 SGDSave up to $4,528 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
$867 SGD