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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 HK$4,990 HKD
$636 USD
As of October 30, 2026
Save HK$39,260 HKD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$44,250 HKD 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 HK$4,990 to HK$44,250, a HK$39,260 spread on the same certified stone. Do Amore Diamonds lists it at HK$44,250. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$44,250 HKD|Low: HK$4,990 HKD|High: HK$63,786 HKD|Avg: HK$19,543 HKD|-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 10HK$4,990 HKD
Retailer 3HK$5,429 HKD
Retailer 13HK$7,061 HKD
Retailer 5HK$7,375 HKD
Retailer 6HK$8,560 HKD
Retailer 12HK$9,462 HKD
Retailer 2HK$10,718 HKD
Retailer 4HK$11,368 HKD
Retailer 14HK$14,773 HKD
Retailer 15HK$17,951 HKD
Retailer 9HK$25,209 HKD
Retailer 11HK$26,440 HKD
Retailer 8HK$31,540 HKD
Retailer 7HK$37,502 HKD
Do Amore DiamondsHK$44,250 HKD

24 data points across 15 retailers

14 retailersHK$4,990 HKD to HK$44,250 HKD

A
Cheapest Retailer
-
HK$4,990 HKD
$636 USD
A
Retailer 2
-
HK$5,429 HKD
$692 USD
View
A
Retailer 3
-
HK$7,061 HKD
$900 USD
View
A
Retailer 4
-
HK$7,375 HKD
$940 USD
View
A
Retailer 5
-
HK$8,560 HKD
$1,091 USD
View
A
Retailer 6
-
HK$9,462 HKD
$1,206 USD
View
B+
Retailer 7
-
HK$10,718 HKD
€1,301 EUR
View
Retailer 8
-
HK$11,368 HKD
$1,449 USD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
HK$14,773 HKD
$1,883 USD
View
B
Retailer 10
-
HK$17,951 HKD
$2,288 USD
View
B+
Retailer 11
-
HK$25,209 HKD
£2,530 GBP
View
B
Retailer 12
-
HK$26,440 HKD
$3,370 USD
View
B
Retailer 13
-
HK$31,540 HKD
$4,020 USD
View
Most Expensive
B
Do Amore Diamonds
27-080828369 · Oct 31
HK$44,250 HKD
$5,640 USD
View
13 more retailers have this diamond
Prices start from HK$4,990 HKDSave up to HK$39,260 HKD

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
HK$4,990 HKD