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Radiant|Lab Grown|IGI

1.35ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG681558901

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

Certificate IGI LG681558901

Diamond specifications and retailer prices

From HK$2,518 HKD
$321 USD
As of October 30, 2026
Save HK$19,842 HKD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$22,360 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.35ct lab-grown radiant diamond

This 1.35ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG681558901 or 681558901. Listed at 24 retailers as of October 30, 2026, with prices from HK$2,518 to HK$22,360, a HK$19,842 spread on the same certified stone. Do Amore Diamonds lists it at HK$22,360. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681558901
Dimensions7.54 × 5.55 × 3.74 mm
L/W Ratio1.36
Culet sizePointed
Top View
7.54 mm5.55 mm1.35 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681558901
Side View
Table 65.0%Crown 47.2°Girdle: MediumPavilion 35.5°Culet: NoneDepth 67.4%

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 30
Current: HK$6,200 HKD|Low: HK$2,416 HKD|High: HK$22,203 HKD|Avg: HK$7,636 HKD|+1.0%
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 31, 2026
Retailer 7HK$2,518 HKD
Retailer 11HK$2,809 HKD
Retailer 6HK$2,919 HKD
Retailer 3HK$3,123 HKD
Retailer 5HK$3,123 HKD
Retailer 10HK$3,653 HKD
Retailer 15HK$4,158 HKD
Retailer 14HK$5,919 HKD
Retailer 1HK$6,200 HKD
Retailer 12HK$8,364 HKD
Retailer 4HK$9,148 HKD
Retailer 9HK$9,873 HKD
Retailer 8HK$11,070 HKD
Retailer 2HK$13,416 HKD
Retailer 13HK$13,531 HKD
Retailer 16HK$21,576 HKD

31 data points across 16 retailers

24 retailersHK$2,518 HKD to HK$22,360 HKD

A
Cheapest Retailer
-
HK$2,518 HKD
$321 USD
A
Retailer 2
-
HK$2,809 HKD
$358 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,919 HKD
$372 USD
View
A
Retailer 4
-
HK$3,123 HKD
$398 USD
View
A
Retailer 5
-
HK$3,123 HKD
$398 USD
View
A
Retailer 6
-
HK$3,653 HKD
£367 GBP
View
A
Retailer 7
-
HK$4,158 HKD
$530 USD
View
A
Retailer 8
-
HK$4,158 HKD
$530 USD
View
A
Retailer 9
-
HK$4,386 HKD
$559 USD
View
A
Retailer 10
-
HK$5,919 HKD
ZAR 12,188 ZAR
View
A
Retailer 11
-
HK$5,994 HKD
$764 USD
View
A
Retailer 12
-
HK$6,200 HKD
£622 GBP
View
B+
Retailer 13
-
HK$8,364 HKD
A$1,640 AUD
View
B+
Retailer 14
-
HK$9,148 HKD
$1,166 USD
View
B+
Retailer 15
-
HK$9,873 HKD
A$1,936 AUD
View
B+
Retailer 16
-
HK$11,070 HKD
$1,411 USD
View
B
Retailer 17
-
HK$11,352 HKD
£1,139 GBP
View
B
Retailer 18
-
HK$12,313 HKD
$1,569 USD
View
B
Retailer 19
-
HK$12,348 HKD
$1,574 USD
View
B
Retailer 20
-
HK$13,392 HKD
£1,344 GBP
View
Retailer 21
-
HK$13,416 HKD
$1,710 USD
View
Price last confirmed 10 days ago
B+
Retailer 22
-
HK$13,531 HKD
£1,358 GBP
View
Retailer 23
-
HK$21,576 HKD
$2,750 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-97E5521D5 · Oct 31
HK$22,360 HKD
$2,850 USD
View
23 more retailers have this diamond
Prices start from HK$2,518 HKDSave up to HK$19,842 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
1.35ct Radiant
HK$2,518 HKD