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Heart|Lab Grown|IGI

1.61ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG677533550

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG677533550

Diamond specifications and retailer prices

From HK$4,048 HKD
$516 USD
As of October 30, 2026
Save HK$32,669 HKD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$36,718 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.61ct lab-grown heart diamond

This 1.61ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677533550 or 677533550. Listed at 26 retailers as of October 30, 2026, with prices from HK$4,048 to HK$36,718, a HK$32,669 spread on the same certified stone. Brilliant Earth lists it at HK$36,718. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677533550
Dimensions7.51 × 8.01 × 4.61 mm
L/W Ratio1.07
Girdle conditionFaceted
Culet sizePointed
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
7.51 mm8.01 mm1.61 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677533550
Side View
Table 54.0%Crown 36.7°Girdle: MED-STKPavilion 39°Culet: NoneDepth 57.6%

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: HK$36,718 HKD|Low: HK$3,891 HKD|High: HK$36,718 HKD|Avg: HK$12,257 HKD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 5HK$4,048 HKD
Retailer 9HK$4,535 HKD
Retailer 7HK$5,021 HKD
Retailer 10HK$5,313 HKD
Retailer 17HK$6,120 HKD
Retailer 4HK$6,747 HKD
Retailer 12HK$7,324 HKD
Retailer 3HK$7,435 HKD
Retailer 11HK$7,785 HKD
Retailer 16HK$8,635 HKD
Retailer 14HK$11,039 HKD
Retailer 15HK$11,699 HKD
Retailer 8HK$13,212 HKD
Retailer 6HK$17,394 HKD
Retailer 2HK$20,974 HKD
Retailer 13HK$28,329 HKD
Brilliant EarthHK$36,718 HKD

35 data points across 17 retailers

26 retailersHK$4,048 HKD to HK$36,718 HKD

A
Cheapest Retailer
-
HK$4,048 HKD
$516 USD
A
Retailer 2
-
HK$4,535 HKD
$578 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,535 HKD
$578 USD
View
A
Retailer 4
-
HK$5,021 HKD
$640 USD
View
Retailer 5
-
HK$5,021 HKD
$640 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
HK$5,313 HKD
£533 GBP
View
A
Retailer 7
-
HK$6,120 HKD
$780 USD
View
A
Retailer 8
-
HK$6,747 HKD
$860 USD
View
A
Retailer 9
-
HK$6,787 HKD
$865 USD
View
A
Retailer 10
-
HK$7,324 HKD
€889 EUR
View
A
Retailer 11
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HK$7,435 HKD
A$1,458 AUD
View
A
Retailer 12
-
HK$7,785 HKD
£781 GBP
View
A
Retailer 13
-
HK$8,635 HKD
ZAR 17,781 ZAR
View
B+
Retailer 14
-
HK$9,454 HKD
$1,205 USD
View
B+
Retailer 15
-
HK$11,039 HKD
$1,407 USD
View
B+
Retailer 16
-
HK$11,699 HKD
A$2,294 AUD
View
B+
Retailer 17
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HK$11,753 HKD
$1,498 USD
View
B+
Retailer 18
-
HK$13,212 HKD
$1,684 USD
View
B+
Retailer 19
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HK$16,343 HKD
$2,083 USD
View
B+
Retailer 20
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HK$16,500 HKD
$2,103 USD
View
B
Retailer 21
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HK$17,288 HKD
$2,204 USD
View
B
Retailer 22
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HK$17,394 HKD
$2,217 USD
View
B
Retailer 23
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HK$18,461 HKD
$2,353 USD
View
B+
Retailer 24
-
HK$20,974 HKD
£2,105 GBP
View
B
Retailer 25
-
HK$28,329 HKD
A$5,555 AUD
View
Most Expensive
B
Brilliant Earth
13232930A · Oct 31
HK$36,718 HKD
$4,680 USD
View
25 more retailers have this diamond
Prices start from HK$4,048 HKDSave up to HK$32,669 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
1.61ct Heart
HK$4,048 HKD