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Radiant|Lab Grown|IGI

1.02ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG778641287

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

Certificate IGI LG778641287

Diamond specifications and retailer prices

From HK$1,773 HKD
$226 USD
As of October 30, 2026
Save HK$11,721 HKD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$16,907 HKD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.02ct lab-grown radiant diamond

This 1.02ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778641287 or 778641287. Listed at 19 retailers as of October 30, 2026, with a 661% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778641287
Dimensions7.34 × 5.03 × 3.14 mm
L/W Ratio1.46
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
7.34 mm5.03 mm1.02 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778641287
Side View
Table 66.0%Crown 43.4°Girdle: MediumPavilion 32.2°Culet: NoneDepth 62.4%

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: Oct 30
Current: HK$16,907 HKD|Low: HK$1,773 HKD|High: HK$20,791 HKD|Avg: HK$6,119 HKD|-1.8%
Rare Carat
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 1, 2026
Retailer 17HK$1,773 HKD
Retailer 7HK$1,977 HKD
Retailer 9HK$2,056 HKD
Retailer 4HK$2,197 HKD
Retailer 8HK$2,197 HKD
Retailer 5HK$3,742 HKD
Retailer 16HK$3,772 HKD
Retailer 14HK$3,880 HKD
Retailer 18HK$4,025 HKD
Retailer 13HK$4,061 HKD
Retailer 12HK$4,354 HKD
Retailer 3HK$4,449 HKD
Retailer 11HK$6,311 HKD
Retailer 6HK$7,053 HKD
Retailer 19HK$7,085 HKD
Retailer 20HK$7,469 HKD
Retailer 10HK$8,152 HKD
Retailer 2HK$8,798 HKD
Retailer 15HK$13,495 HKD
Rare CaratHK$16,907 HKD

33 data points across 20 retailers

19 retailersHK$1,773 HKD to HK$13,495 HKD

A+
Cheapest Retailer
-
HK$1,773 HKD
$226 USD
A
Retailer 2
-
HK$1,977 HKD
$252 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,056 HKD
$262 USD
View
A
Retailer 4
-
HK$2,197 HKD
$280 USD
View
A
Retailer 5
-
HK$3,742 HKD
$477 USD
View
A
Retailer 6
-
HK$3,772 HKD
ZAR 7,766 ZAR
View
A
Retailer 7
-
HK$3,880 HKD
€471 EUR
View
A
Retailer 8
-
HK$4,025 HKD
$513 USD
View
A
Retailer 9
-
HK$4,061 HKD
£408 GBP
View
A
Retailer 10
-
HK$4,449 HKD
$567 USD
View
B+
Retailer 11
-
HK$6,311 HKD
SGD 1,087 SGD
View
Retailer 12
-
HK$6,692 HKD
$853 USD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
HK$7,053 HKD
$899 USD
View
B+
Retailer 14
-
HK$7,085 HKD
$903 USD
View
B+
Retailer 15
-
HK$7,469 HKD
$952 USD
View
B+
Retailer 16
-
HK$8,152 HKD
$1,039 USD
View
B+
Retailer 17
-
HK$8,798 HKD
£883 GBP
View
B
Retailer 18
-
HK$13,495 HKD
$1,720 USD
View
Most Expensive
Rare Carat
PD-169006 · Oct 18
HK$16,907 HKD
$2,155 USD
View
Price last confirmed 13 days ago
18 more retailers have this diamond
Prices start from HK$1,773 HKDSave up to HK$11,721 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+
1.02ct Radiant
HK$1,773 HKD