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Heart|Lab Grown|IGI

1.69ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846662429

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846662429

Diamond specifications and retailer prices

From $1,166 SGD
£718 GBP
As of October 30, 2026
Save $5,967 SGD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,133 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.69ct lab-grown heart diamond

This 1.69ct 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 LG846662429 or 846662429. Listed at 10 retailers as of October 30, 2026, with prices from $1,166 to $7,133, a $5,967 spread on the same certified stone. Do Amore Diamonds lists it at $7,133. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662429
Dimensions8.05 × 7.57 × 4.87 mm
L/W Ratio1.06
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
8.05 mm7.57 mm1.69 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662429
Side View
Table 58.0%Crown 35.6°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 60.5%

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: $7,133 SGD|Low: $1,164 SGD|High: $8,143 SGD|Avg: $3,133 SGD|-12.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 4$1,166 SGD
Retailer 6$1,189 SGD
Retailer 10$1,367 SGD
Retailer 7$1,525 SGD
Retailer 2$1,726 SGD
Retailer 8$2,380 SGD
Retailer 9$3,090 SGD
Retailer 5$4,062 SGD
Retailer 3$5,075 SGD
Do Amore Diamonds$7,133 SGD

14 data points across 10 retailers

10 retailers$1,166 SGD to $7,133 SGD

A
Cheapest Retailer
-
$1,166 SGD
£718 GBP
A
Retailer 2
-
$1,189 SGD
$930 USD
View
A
Retailer 3
-
$1,367 SGD
$1,069 USD
View
A
Retailer 4
-
$1,525 SGD
$1,193 USD
View
A
Retailer 5
-
$1,726 SGD
€1,286 EUR
View
B+
Retailer 6
-
$2,380 SGD
$1,862 USD
View
B
Retailer 7
-
$3,090 SGD
$2,417 USD
View
B
Retailer 8
-
$4,062 SGD
£2,502 GBP
View
B
Retailer 9
-
$5,075 SGD
$3,970 USD
View
Most Expensive
B
Do Amore Diamonds
27-76C779F08 · Oct 31
$7,133 SGD
$5,580 USD
View
9 more retailers have this diamond
Prices start from $1,166 SGDSave up to $5,967 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
1.69ct Heart
$1,166 SGD