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Round|Lab Grown|IGI

1.20ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG843613181

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843613181

Diamond specifications and retailer prices

From HK$3,013 HKD
As of November 3, 2026
Save HK$8,599 HKD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$11,612 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 LG843613181 or 843613181. Listed at 14 retailers as of November 2, 2026, with prices from HK$3,013 to HK$11,612, a HK$8,599 spread on the same certified stone. Brilliant Earth lists it at HK$11,612. 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 angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843613181
Dimensions6.85 × 6.88 × 4.13 mm
L/W Ratio1.00
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
6.85 mm6.88 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843613181
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.2%

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 3
Current: HK$11,612 HKD|Low: HK$3,013 HKD|High: HK$11,612 HKD|Avg: HK$6,568 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
November 3, 2026
Retailer 3HK$3,013 HKD
Retailer 4HK$3,688 HKD
Retailer 8HK$4,325 HKD
Retailer 6HK$4,495 HKD
Retailer 2HK$4,987 HKD
Retailer 11HK$5,539 HKD
Retailer 12HK$5,800 HKD
Retailer 7HK$8,752 HKD
Retailer 5HK$8,780 HKD
Retailer 13HK$9,729 HKD
Retailer 9HK$10,503 HKD
Retailer 10HK$10,553 HKD
Brilliant EarthHK$11,612 HKD

12 data points across 13 retailers

14 retailersHK$3,013 HKD to HK$11,612 HKD

A
Cheapest Retailer
-
HK$3,013 HKD
A
Retailer 2
-
HK$3,688 HKD
$470 USD
View
A
Retailer 3
-
HK$4,325 HKD
€525 EUR
View
A
Retailer 4
-
HK$4,495 HKD
ZAR 9,255 ZAR
View
B+
Retailer 5
-
HK$4,987 HKD
£500 GBP
View
B+
Retailer 6
-
HK$5,539 HKD
$706 USD
View
Retailer 7
-
HK$5,800 HKD
$739 USD
View
Price last confirmed 7 days ago
B
Retailer 8
-
HK$8,752 HKD
A$1,716 AUD
View
B
Retailer 9
-
HK$8,780 HKD
$1,119 USD
View
B
Retailer 10
-
HK$8,945 HKD
$1,140 USD
View
B
Retailer 11
-
HK$9,729 HKD
$1,240 USD
View
B
Retailer 12
-
HK$10,503 HKD
£1,054 GBP
View
B
Retailer 13
-
HK$10,553 HKD
$1,345 USD
View
Most Expensive
B
Brilliant Earth
22234357A · Nov 2
HK$11,612 HKD
$1,480 USD
View
13 more retailers have this diamond
Prices start from HK$3,013 HKDSave up to HK$8,599 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$3,013 HKD