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Radiant|Lab Grown|IGI

3.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG828616581

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

Certificate IGI LG828616581

Diamond specifications and retailer prices

From HK$4,025 HKD
$513 USD
As of November 2, 2026
Save HK$19,199 HKD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$23,224 HKD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.55ct lab-grown radiant diamond

This 3.55ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828616581 or 828616581. Listed at 18 retailers as of November 1, 2026, with prices from HK$4,025 to HK$23,224, a HK$19,199 spread on the same certified stone. Rare Carat lists it at HK$23,224. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828616581
Dimensions10.64 × 7.38 × 4.88 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.64 mm7.38 mm3.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828616581
Side View
Table 63.0%Crown 37.5°Girdle: ThickPavilion 33.1°Culet: NoneDepth 66.1%

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$10,834 HKD|Low: HK$4,025 HKD|High: HK$21,274 HKD|Avg: HK$10,692 HKD|+1.1%
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
November 2, 2026
Retailer 10HK$4,025 HKD
Retailer 14HK$4,504 HKD
Retailer 3HK$4,990 HKD
Retailer 11HK$5,693 HKD
Retailer 6HK$6,081 HKD
Retailer 13HK$7,730 HKD
Retailer 2HK$7,736 HKD
Retailer 5HK$10,593 HKD
Retailer 1HK$10,834 HKD
Retailer 12HK$11,087 HKD
Retailer 9HK$12,875 HKD
Retailer 4HK$13,127 HKD
Retailer 7HK$14,588 HKD
Retailer 15HK$16,237 HKD
Retailer 8HK$18,603 HKD
Retailer 16HK$20,836 HKD

25 data points across 16 retailers

18 retailersHK$4,025 HKD to HK$23,224 HKD

A
Cheapest Retailer
-
HK$4,025 HKD
$513 USD
A
Retailer 2
-
HK$4,504 HKD
$574 USD
View
A
Retailer 3
-
HK$4,990 HKD
$636 USD
View
Retailer 4
-
HK$5,069 HKD
$646 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
HK$5,693 HKD
£571 GBP
View
A
Retailer 6
-
HK$6,081 HKD
$775 USD
View
A
Retailer 7
-
HK$7,730 HKD
£776 GBP
View
B+
Retailer 8
-
HK$7,736 HKD
$986 USD
View
A
Retailer 9
-
HK$10,593 HKD
A$2,077 AUD
View
A
Retailer 10
-
HK$10,834 HKD
ZAR 22,307 ZAR
View
A
Retailer 11
-
HK$11,087 HKD
$1,413 USD
View
B+
Retailer 12
-
HK$12,875 HKD
$1,641 USD
View
B+
Retailer 13
-
HK$13,127 HKD
$1,673 USD
View
B+
Retailer 14
-
HK$14,588 HKD
£1,464 GBP
View
B+
Retailer 15
-
HK$16,237 HKD
$2,069 USD
View
B+
Retailer 16
-
HK$18,603 HKD
$2,371 USD
View
B
Retailer 17
-
HK$20,836 HKD
£2,091 GBP
View
Most Expensive
B
Rare Carat
X-34_l_828616581 · Nov 1
HK$23,224 HKD
$2,960 USD
View
17 more retailers have this diamond
Prices start from HK$4,025 HKDSave up to HK$19,199 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
3.55ct Radiant
HK$4,025 HKD