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Radiant|Lab Grown|IGI

1.04ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG797631781

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

Certificate IGI LG797631781

Diamond specifications and retailer prices

From HK$2,257 HKD
As of November 7, 2026
Save HK$2,484 HKD (52%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$6,301 HKD at MOH London · As of October 19, 2026
View at MOH London

About this 1.04ct lab-grown radiant diamond

This 1.04ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797631781 or 797631781. Listed at 8 retailers as of November 6, 2026, with a 110% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.04
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle29.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797631781
Dimensions6.99 × 4.54 × 3.44 mm
L/W Ratio1.54
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm4.54 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG797631781
Side View
Table 65.0%Crown 38°Girdle: Slightly ThickPavilion 29.8°Culet: NoneDepth 75.8%

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 7
Current: HK$6,301 HKD|Low: HK$2,202 HKD|High: HK$6,340 HKD|Avg: HK$3,273 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 2HK$2,257 HKD
Retailer 3HK$2,383 HKD
Retailer 4HK$2,437 HKD
Retailer 6HK$2,500 HKD
Retailer 5HK$2,539 HKD
Retailer 7HK$3,864 HKD
MOH LondonHK$6,301 HKD

40 data points across 7 retailers

8 retailersHK$2,257 HKD to HK$4,742 HKD

A
Cheapest Retailer
-
HK$2,257 HKD
A
Retailer 2
-
HK$2,383 HKD
View
A
Retailer 3
-
HK$2,437 HKD
View
A
Retailer 4
-
HK$2,500 HKD
View
A
Retailer 5
-
HK$2,539 HKD
View
B+
Retailer 6
-
HK$3,864 HKD
View
B
Retailer 7
-
HK$4,742 HKD
View
Most Expensive
MOH London
LG797631781 · Oct 19
HK$6,301 HKD
£633 GBP
View
Price last confirmed 19 days ago
7 more retailers have this diamond
Prices start from HK$2,257 HKDSave up to HK$2,484 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$2,257 HKD