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Radiant|Lab Grown|IGI

1.04ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG840657985

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG840657985

Diamond specifications and retailer prices

From HK$1,459 HKD
As of November 4, 2026
Save HK$10,937 HKD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$12,396 HKD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.04ct lab-grown radiant diamond

This 1.04ct lab-grown radiant 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 LG840657985 or 840657985. Listed at 10 retailers as of November 3, 2026, with prices from HK$1,459 to HK$12,396, a HK$10,937 spread on the same certified stone. Brilliant Earth lists it at HK$12,396. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840657985
Dimensions7.18 × 5.00 × 3.42 mm
L/W Ratio1.44
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
7.18 mm5.00 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840657985
Side View
Table 62.0%Crown 45.8°Girdle: MediumPavilion 38.1°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: HK$12,396 HKD|Low: HK$1,428 HKD|High: HK$12,396 HKD|Avg: HK$3,990 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 7HK$1,459 HKD
Retailer 11HK$1,695 HKD
Retailer 2HK$1,859 HKD
Retailer 10HK$3,185 HKD
Retailer 3HK$3,436 HKD
Retailer 8HK$3,695 HKD
Retailer 5HK$4,425 HKD
Retailer 4HK$4,809 HKD
Retailer 9HK$5,829 HKD
Retailer 6HK$8,473 HKD
Brilliant EarthHK$12,396 HKD

34 data points across 11 retailers

10 retailersHK$1,459 HKD to HK$12,396 HKD

A+
Cheapest Retailer
-
HK$1,459 HKD
A
Retailer 2
-
HK$1,695 HKD
View
A
Retailer 3
-
HK$1,859 HKD
View
A
Retailer 4
-
HK$3,185 HKD
View
A
Retailer 5
-
HK$3,695 HKD
View
A
Retailer 6
-
HK$4,425 HKD
View
A
Retailer 7
-
HK$4,809 HKD
View
B+
Retailer 8
-
HK$5,829 HKD
View
B+
Retailer 9
-
HK$8,473 HKD
View
Most Expensive
B
Brilliant Earth
22454371A · Nov 3
HK$12,396 HKD
$1,580 USD
View
9 more retailers have this diamond
Prices start from HK$1,459 HKDSave up to HK$10,937 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+
1.04ct Radiant
HK$1,459 HKD