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Heart|Lab Grown|IGI

1.17ct D FL Heart Lab Grown Diamond

EX • D/FL • IGI LG818641475

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818641475

Diamond specifications and retailer prices

From $373 SGD
As of November 4, 2026
Save $2,937 SGD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,310 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.17ct lab-grown heart diamond

This 1.17ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818641475 or 818641475. Listed at 10 retailers as of November 4, 2026, with prices from $373 to $3,310, a $2,937 spread on the same certified stone. Do Amore Diamonds lists it at $3,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818641475
Dimensions6.35 × 7.60 × 4.21 mm
L/W Ratio1.20
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
6.35 mm7.60 mm1.17 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818641475
Side View
Table 60.0%Crown 31.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 55.4%

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: Nov 4
Current: $3,310 SGD|Low: $373 SGD|High: $4,843 SGD|Avg: $1,753 SGD|-31.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$373 SGD
Retailer 10$432 SGD
Retailer 4$677 SGD
Retailer 11$755 SGD
Retailer 8$758 SGD
Retailer 7$1,421 SGD
Retailer 9$1,641 SGD
Retailer 2$2,045 SGD
Retailer 5$2,735 SGD
Retailer 3$3,082 SGD
Do Amore Diamonds$3,310 SGD

22 data points across 11 retailers

10 retailers$373 SGD to $3,310 SGD

A
Cheapest Retailer
-
$373 SGD
A
Retailer 2
-
$432 SGD
View
A
Retailer 3
-
$677 SGD
View
A
Retailer 4
-
$755 SGD
View
A
Retailer 5
-
$758 SGD
View
B
Retailer 6
-
$1,421 SGD
View
B+
Retailer 7
-
$1,641 SGD
View
B
Retailer 8
-
$2,045 SGD
View
B
Retailer 9
-
$2,735 SGD
View
Most Expensive
B
Do Amore Diamonds
27-92DD835F8 · Nov 4
$3,310 SGD
$2,590 USD
View
9 more retailers have this diamond
Prices start from $373 SGDSave up to $2,937 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
1.17ct Heart
$373 SGD