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Round|Lab Grown|IGI

1.99ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG780685558

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780685558

Diamond specifications and retailer prices

From HK$10,906 HKD
$1,390 USD
As of October 28, 2026
Save HK$41,743 HKD (79%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$52,649 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.99ct lab-grown round diamond

This 1.99ct lab-grown round 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 LG780685558 or 780685558. Listed at 23 retailers as of October 28, 2026, with prices from HK$10,906 to HK$52,649, a HK$41,743 spread on the same certified stone. Brilliant Earth lists it at HK$52,649. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.99
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780685558
Dimensions8.11 × 8.05 × 4.94 mm
L/W Ratio1.01
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
8.11 mm8.05 mm1.99 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780685558
Side View
Table 57.0%Crown 33.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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 28
Current: HK$52,649 HKD|Low: HK$10,906 HKD|High: HK$52,649 HKD|Avg: HK$24,321 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
October 30, 2026
Retailer 5HK$10,906 HKD
Retailer 3HK$12,892 HKD
Retailer 9HK$14,830 HKD
Retailer 10HK$15,137 HKD
Retailer 2HK$15,854 HKD
Retailer 11HK$16,148 HKD
Retailer 4HK$19,702 HKD
Retailer 6HK$20,771 HKD
Retailer 12HK$30,978 HKD
Retailer 7HK$36,502 HKD
Retailer 13HK$37,788 HKD
Retailer 8HK$45,675 HKD
Brilliant EarthHK$52,649 HKD

44 data points across 13 retailers

23 retailersHK$10,906 HKD to HK$52,649 HKD

Retailer 1
-
HK$9,737 HKD
$1,241 USD
Price last confirmed 20 days ago
Retailer 2
-
HK$10,600 HKD
$1,351 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
HK$10,906 HKD
$1,390 USD
View
Final sale: no returns
Retailer 4
-
HK$11,299 HKD
$1,440 USD
View
Price last confirmed 17 days ago
Retailer 5
-
HK$11,299 HKD
$1,440 USD
View
Price last confirmed 28 days ago
B+
Retailer 6
-
HK$12,892 HKD
$1,643 USD
View
B+
Retailer 7
-
HK$14,814 HKD
$1,888 USD
View
B+
Retailer 8
-
HK$14,830 HKD
$1,890 USD
View
B+
Retailer 9
-
HK$15,137 HKD
A$2,968 AUD
View
B+
Retailer 10
-
HK$15,854 HKD
£1,591 GBP
View
B+
Retailer 11
-
HK$16,148 HKD
$2,058 USD
View
B+
Retailer 12
-
HK$19,702 HKD
$2,511 USD
View
B+
Retailer 13
-
HK$20,771 HKD
ZAR 42,766 ZAR
View
Retailer 14
-
HK$21,177 HKD
$2,699 USD
View
Price last confirmed 22 days ago
Retailer 15
-
HK$21,648 HKD
$2,759 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
HK$30,978 HKD
$3,948 USD
View
B
Retailer 17
-
HK$32,421 HKD
$4,132 USD
View
B
Retailer 18
-
HK$35,441 HKD
$4,517 USD
View
B
Retailer 19
-
HK$36,502 HKD
£3,663 GBP
View
B
Retailer 20
-
HK$37,788 HKD
SGD 6,508 SGD
View
B
Retailer 21
-
HK$39,628 HKD
$5,051 USD
View
B
Retailer 22
-
HK$45,675 HKD
€5,544 EUR
View
Most Expensive
B
Brilliant Earth
19705441A · Oct 29
HK$52,649 HKD
$6,710 USD
View
22 more retailers have this diamond
Prices start from HK$10,906 HKDSave up to HK$41,743 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
1.99ct Round
HK$10,906 HKD