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Heart|Lab Grown|IGI

2.78ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG825660142

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG825660142

Diamond specifications and retailer prices

From HK$10,764 HKD
$1,372 USD
As of October 30, 2026
Save HK$49,255 HKD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$60,020 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.78ct lab-grown heart diamond

This 2.78ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825660142 or 825660142. Listed at 19 retailers as of October 30, 2026, with prices from HK$10,764 to HK$60,020, a HK$49,255 spread on the same certified stone. Brilliant Earth lists it at HK$60,020. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.78
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660142
Dimensions9.70 × 8.55 × 5.63 mm
L/W Ratio1.13
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
9.70 mm8.55 mm2.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660142
Side View
Table 61.0%Crown 38.1°Girdle: Slightly ThickPavilion 37.4°Culet: NoneDepth 58.0%

Caratlytics Score

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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$60,020 HKD|Low: HK$10,764 HKD|High: HK$87,401 HKD|Avg: HK$34,926 HKD|-31.3%
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
Retailer 18
Retailer 19
October 30, 2026
Retailer 7HK$10,764 HKD
Retailer 19HK$11,714 HKD
Retailer 16HK$12,490 HKD
Retailer 4HK$12,498 HKD
Retailer 14HK$13,848 HKD
Retailer 6HK$14,154 HKD
Retailer 12HK$17,615 HKD
Retailer 11HK$18,233 HKD
Retailer 8HK$19,732 HKD
Retailer 9HK$21,191 HKD
Retailer 17HK$23,404 HKD
Retailer 18HK$24,706 HKD
Retailer 13HK$32,219 HKD
Retailer 2HK$33,674 HKD
Retailer 15HK$40,175 HKD
Retailer 10HK$43,898 HKD
Retailer 3HK$43,901 HKD
Retailer 5HK$47,765 HKD
Brilliant EarthHK$60,020 HKD

33 data points across 19 retailers

19 retailersHK$10,764 HKD to HK$60,020 HKD

A
Cheapest Retailer
-
HK$10,764 HKD
$1,372 USD
A
Retailer 2
-
HK$11,714 HKD
$1,493 USD
View
A
Retailer 3
-
HK$12,490 HKD
$1,592 USD
View
A
Retailer 4
-
HK$12,498 HKD
$1,593 USD
View
Final sale: no returns
A
Retailer 5
-
HK$13,848 HKD
$1,765 USD
View
A
Retailer 6
-
HK$14,154 HKD
$1,804 USD
View
A
Retailer 7
-
HK$17,615 HKD
£1,768 GBP
View
Retailer 8
-
HK$18,233 HKD
$2,324 USD
View
Price last confirmed 20 days ago
A
Retailer 9
-
HK$19,732 HKD
$2,515 USD
View
A
Retailer 10
-
HK$21,191 HKD
$2,701 USD
View
A
Retailer 11
-
HK$23,404 HKD
$2,983 USD
View
B+
Retailer 12
-
HK$24,706 HKD
$3,149 USD
View
B+
Retailer 13
-
HK$32,219 HKD
ZAR 66,342 ZAR
View
B+
Retailer 14
-
HK$33,674 HKD
$4,292 USD
View
B+
Retailer 15
-
HK$40,175 HKD
£4,032 GBP
View
B+
Retailer 16
-
HK$43,898 HKD
SGD 7,561 SGD
View
B+
Retailer 17
-
HK$43,901 HKD
$5,596 USD
View
B+
Retailer 18
-
HK$47,765 HKD
$6,088 USD
View
Most Expensive
B
Brilliant Earth
21434147A · Oct 30
HK$60,020 HKD
$7,650 USD
View
18 more retailers have this diamond
Prices start from HK$10,764 HKDSave up to HK$49,255 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
2.78ct Heart
HK$10,764 HKD