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Heart|Lab Grown|IGI

1.71ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818683416

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818683416

Diamond specifications and retailer prices

From $813 SGD
$636 USD
As of October 30, 2026
Save $6,397 SGD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,210 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown heart diamond

This 1.71ct 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 LG818683416 or 818683416. Listed at 14 retailers as of October 30, 2026, with prices from $813 to $7,210, a $6,397 spread on the same certified stone. Do Amore Diamonds lists it at $7,210. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818683416
Dimensions8.00 × 7.47 × 4.88 mm
L/W Ratio1.07
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
8.00 mm7.47 mm1.71 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818683416
Side View
Table 57.0%Crown 35°Girdle: STK-THKPavilion 41.3°Culet: NoneDepth 61.0%

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: $7,210 SGD|Low: $813 SGD|High: $10,393 SGD|Avg: $3,184 SGD|-30.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 10$813 SGD
Retailer 3$885 SGD
Retailer 13$1,151 SGD
Retailer 5$1,202 SGD
Retailer 6$1,395 SGD
Retailer 12$1,542 SGD
Retailer 2$1,746 SGD
Retailer 4$1,852 SGD
Retailer 14$2,407 SGD
Retailer 15$2,925 SGD
Retailer 9$4,108 SGD
Retailer 11$4,308 SGD
Retailer 8$5,139 SGD
Retailer 7$6,111 SGD
Do Amore Diamonds$7,210 SGD

24 data points across 15 retailers

14 retailers$813 SGD to $7,210 SGD

A
Cheapest Retailer
-
$813 SGD
$636 USD
A
Retailer 2
-
$885 SGD
$692 USD
View
A
Retailer 3
-
$1,151 SGD
$900 USD
View
A
Retailer 4
-
$1,202 SGD
$940 USD
View
A
Retailer 5
-
$1,395 SGD
$1,091 USD
View
A
Retailer 6
-
$1,542 SGD
$1,206 USD
View
B+
Retailer 7
-
$1,746 SGD
€1,301 EUR
View
Retailer 8
-
$1,852 SGD
$1,449 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,407 SGD
$1,883 USD
View
B
Retailer 10
-
$2,925 SGD
$2,288 USD
View
B+
Retailer 11
-
$4,108 SGD
£2,530 GBP
View
B
Retailer 12
-
$4,308 SGD
$3,370 USD
View
B
Retailer 13
-
$5,139 SGD
$4,020 USD
View
Most Expensive
B
Do Amore Diamonds
27-080828369 · Oct 31
$7,210 SGD
$5,640 USD
View
13 more retailers have this diamond
Prices start from $813 SGDSave up to $6,397 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
1.71ct Heart
$813 SGD