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Radiant|Lab Grown|IGI

1.00ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG668427826

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

Certificate IGI LG668427826

Diamond specifications and retailer prices

From HK$1,915 HKD
$244 USD
As of October 27, 2026
Save HK$16,446 HKD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$18,361 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668427826 or 668427826. Listed at 22 retailers as of October 27, 2026, with prices from HK$1,915 to HK$18,361, a HK$16,446 spread on the same certified stone. Do Amore Diamonds lists it at HK$18,361. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668427826
Dimensions7.09 × 4.88 × 3.28 mm
L/W Ratio1.45
Culet sizePointed
Top View
7.09 mm4.88 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668427826
Side View
Table 66.0%Crown 43.3°Girdle: MediumPavilion 34.3°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
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 27
Current: HK$4,606 HKD|Low: HK$1,836 HKD|High: HK$15,379 HKD|Avg: HK$5,101 HKD|+3.2%
Retailer 1
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
October 29, 2026
Retailer 3HK$1,915 HKD
Retailer 5HK$2,142 HKD
Retailer 2HK$2,221 HKD
Retailer 14HK$2,377 HKD
Retailer 16HK$2,377 HKD
Retailer 13HK$2,788 HKD
Retailer 7HK$3,186 HKD
Retailer 8HK$3,476 HKD
Retailer 10HK$4,506 HKD
Retailer 1HK$4,606 HKD
Retailer 9HK$6,380 HKD
Retailer 6HK$7,293 HKD
Retailer 15HK$7,666 HKD
Retailer 4HK$8,427 HKD
Retailer 11HK$10,563 HKD
Retailer 12HK$14,908 HKD

43 data points across 16 retailers

22 retailersHK$1,915 HKD to HK$18,361 HKD

A
Cheapest Retailer
-
HK$1,915 HKD
$244 USD
A
Retailer 2
-
HK$2,142 HKD
$273 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,221 HKD
$283 USD
View
A
Retailer 4
-
HK$2,377 HKD
$303 USD
View
A
Retailer 5
-
HK$2,377 HKD
$303 USD
View
Retailer 6
-
HK$2,788 HKD
£280 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
HK$3,186 HKD
$406 USD
View
A
Retailer 8
-
HK$3,452 HKD
$440 USD
View
A
Retailer 9
-
HK$3,476 HKD
$443 USD
View
A
Retailer 10
-
HK$4,506 HKD
ZAR 9,278 ZAR
View
A
Retailer 11
-
HK$4,606 HKD
£462 GBP
View
B+
Retailer 12
-
HK$6,380 HKD
A$1,251 AUD
View
B+
Retailer 13
-
HK$7,293 HKD
A$1,430 AUD
View
B+
Retailer 14
-
HK$7,666 HKD
$977 USD
View
B+
Retailer 15
-
HK$8,427 HKD
$1,074 USD
View
B
Retailer 16
-
HK$8,956 HKD
£899 GBP
View
B
Retailer 17
-
HK$9,748 HKD
$1,242 USD
View
B
Retailer 18
-
HK$10,164 HKD
£1,020 GBP
View
B
Retailer 19
-
HK$10,459 HKD
$1,333 USD
View
Retailer 20
-
HK$10,563 HKD
£1,060 GBP
View
Price last confirmed 10 days ago
B
Retailer 21
-
HK$14,908 HKD
$1,900 USD
View
Most Expensive
B
Do Amore Diamonds
27-761D7E9D0 · Oct 29
HK$18,361 HKD
$2,340 USD
View
21 more retailers have this diamond
Prices start from HK$1,915 HKDSave up to HK$16,446 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
1.00ct Radiant
HK$1,915 HKD