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Radiant|Lab Grown|IGI

1.55ct H VS1 Radiant Lab Grown Diamond

EX • H/VS1 • IGI LG620412729

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

Certificate IGI LG620412729

Diamond specifications and retailer prices

From HK$1,608 HKD
$205 USD
As of November 2, 2026
Save HK$7,870 HKD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$9,479 HKD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620412729 or 620412729. Listed at 21 retailers as of November 1, 2026, with prices from HK$1,608 to HK$9,479, a HK$7,870 spread on the same certified stone. Reve Diamonds lists it at HK$9,479. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620412729
Dimensions8.19 × 5.71 × 3.74 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.19 mm5.71 mm1.55 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620412729
Side View
Table 64.0%Crown 42.5°Girdle: MediumPavilion 34.8°Culet: NoneDepth 65.5%

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: Nov 2
Current: HK$4,636 HKD|Low: HK$1,483 HKD|High: HK$10,200 HKD|Avg: HK$4,882 HKD|+6.1%
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
Retailer 17
Retailer 18
Reve Diamonds
November 2, 2026
Retailer 3HK$1,608 HKD
Retailer 13HK$1,860 HKD
Retailer 10HK$1,914 HKD
Retailer 7HK$1,993 HKD
Retailer 11HK$2,087 HKD
Retailer 16HK$3,295 HKD
Retailer 12HK$3,436 HKD
Retailer 4HK$3,444 HKD
Retailer 18HK$4,017 HKD
Retailer 2HK$4,598 HKD
Retailer 1HK$4,636 HKD
Retailer 15HK$6,395 HKD
Retailer 17HK$6,418 HKD
Retailer 9HK$6,708 HKD
Retailer 6HK$6,815 HKD
Retailer 5HK$7,772 HKD
Retailer 8HK$7,925 HKD
Retailer 14HK$9,307 HKD
Reve DiamondsHK$9,479 HKD

33 data points across 19 retailers

21 retailersHK$1,608 HKD to HK$9,479 HKD

A
Cheapest Retailer
-
HK$1,608 HKD
$205 USD
A
Retailer 2
-
HK$1,860 HKD
$237 USD
View
Retailer 3
-
HK$1,914 HKD
$244 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$1,993 HKD
$254 USD
View
A
Retailer 5
-
HK$2,087 HKD
$266 USD
View
Final sale: no returns
A
Retailer 6
-
HK$3,295 HKD
€400 EUR
View
A
Retailer 7
-
HK$3,436 HKD
ZAR 7,074 ZAR
View
B+
Retailer 8
-
HK$3,444 HKD
$439 USD
View
A
Retailer 9
-
HK$4,017 HKD
$512 USD
View
A
Retailer 10
-
HK$4,598 HKD
$586 USD
View
A
Retailer 11
-
HK$4,636 HKD
A$909 AUD
View
Retailer 12
-
HK$4,990 HKD
$636 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
HK$6,192 HKD
£621 GBP
View
B+
Retailer 14
-
HK$6,395 HKD
$815 USD
View
B+
Retailer 15
-
HK$6,418 HKD
$818 USD
View
B+
Retailer 16
-
HK$6,708 HKD
$855 USD
View
B+
Retailer 17
-
HK$6,815 HKD
$869 USD
View
B+
Retailer 18
-
HK$7,772 HKD
£780 GBP
View
B+
Retailer 19
-
HK$7,925 HKD
$1,010 USD
View
B
Retailer 20
-
HK$9,307 HKD
£934 GBP
View
Most Expensive
B
Reve Diamonds
5814D622A · Nov 1
HK$9,479 HKD
$1,208 USD
View
20 more retailers have this diamond
Prices start from HK$1,608 HKDSave up to HK$7,870 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
1.55ct Radiant
HK$1,608 HKD