Round|Lab Grown|IGI

1.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG838654059

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838654059

Diamond specifications and retailer prices

From HK$2,542 HKD
$324 USD
As of November 1, 2026
Save HK$16,602 HKD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$19,144 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG838654059 or 838654059. Listed at 19 retailers as of November 1, 2026, with prices from HK$2,542 to HK$19,144, a HK$16,602 spread on the same certified stone. Brilliant Earth lists it at HK$19,144. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838654059
Dimensions6.81 × 6.87 × 4.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.81 mm6.87 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838654059
Side View
Table 58.0%Crown 35.9°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.3%

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: Nov 1
Current: HK$19,144 HKD|Low: HK$2,464 HKD|High: HK$19,144 HKD|Avg: HK$7,456 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
November 3, 2026
Retailer 13HK$2,542 HKD
Retailer 6HK$2,848 HKD
Retailer 15HK$3,154 HKD
Retailer 14HK$4,237 HKD
Retailer 8HK$5,001 HKD
Retailer 9HK$5,439 HKD
Retailer 2HK$5,575 HKD
Retailer 4HK$5,696 HKD
Retailer 12HK$7,660 HKD
Retailer 11HK$7,673 HKD
Retailer 5HK$10,265 HKD
Retailer 7HK$10,906 HKD
Retailer 3HK$12,475 HKD
Retailer 10HK$12,635 HKD
Brilliant EarthHK$19,144 HKD

39 data points across 15 retailers

19 retailersHK$2,542 HKD to HK$19,144 HKD

A
Cheapest Retailer
-
HK$2,542 HKD
$324 USD
Retailer 2
-
HK$2,566 HKD
$327 USD
View
Price last confirmed 41 days ago
A
Retailer 3
-
HK$2,848 HKD
$363 USD
View
Final sale: no returns
Retailer 4
-
HK$2,974 HKD
$379 USD
View
Price last confirmed 42 days ago
Retailer 5
-
HK$3,138 HKD
$400 USD
View
Price last confirmed 38 days ago
Retailer 6
-
HK$3,154 HKD
$402 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
HK$4,237 HKD
$540 USD
View
A
Retailer 8
-
HK$5,001 HKD
€607 EUR
View
B+
Retailer 9
-
HK$5,439 HKD
ZAR 11,199 ZAR
View
B+
Retailer 10
-
HK$5,575 HKD
£559 GBP
View
B+
Retailer 11
-
HK$5,696 HKD
$726 USD
View
B+
Retailer 12
-
HK$7,660 HKD
A$1,502 AUD
View
B+
Retailer 13
-
HK$7,673 HKD
$978 USD
View
Retailer 14
-
HK$10,223 HKD
$1,303 USD
View
Price last confirmed 38 days ago
B
Retailer 15
-
HK$10,265 HKD
SGD 1,768 SGD
View
B
Retailer 16
-
HK$10,906 HKD
$1,390 USD
View
B
Retailer 17
-
HK$12,475 HKD
$1,590 USD
View
B+
Retailer 18
-
HK$12,635 HKD
£1,268 GBP
View
Most Expensive
B
Brilliant Earth
21659255A · Nov 2
HK$19,144 HKD
$2,440 USD
View
18 more retailers have this diamond
Prices start from HK$2,542 HKDSave up to HK$16,602 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
1.20ct Round
HK$2,542 HKD