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Radiant|Lab Grown|IGI

2.55ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG770611757

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

Certificate IGI LG770611757

Diamond specifications and retailer prices

From HK$4,041 HKD
$515 USD
As of November 1, 2026
Save HK$8,006 HKD (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$14,632 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 2.55ct lab-grown radiant diamond

This 2.55ct lab-grown radiant sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770611757 or 770611757. Listed at 7 retailers as of November 1, 2026, with a 198% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.55
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770611757
Dimensions10.21 × 6.48 × 4.52 mm
L/W Ratio1.58
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.21 mm6.48 mm2.55 ctF / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770611757
Side View
Table 68.0%Crown 43.4°Girdle: MediumPavilion 38.6°Culet: NoneDepth 69.8%

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 1
Current: HK$14,632 HKD|Low: HK$4,041 HKD|High: HK$14,632 HKD|Avg: HK$8,141 HKD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4HK$4,041 HKD
Retailer 3HK$5,350 HKD
Retailer 6HK$5,359 HKD
Retailer 5HK$7,006 HKD
Retailer 7HK$10,029 HKD
Retailer 2HK$12,047 HKD
Rare CaratHK$14,632 HKD

16 data points across 7 retailers

7 retailersHK$4,041 HKD to HK$12,047 HKD

B+
Cheapest Retailer
-
HK$4,041 HKD
$515 USD
A
Retailer 2
-
HK$5,350 HKD
£537 GBP
View
A
Retailer 3
-
HK$5,359 HKD
$683 USD
View
A
Retailer 4
-
HK$7,006 HKD
$893 USD
View
B+
Retailer 5
-
HK$10,029 HKD
$1,278 USD
View
B+
Retailer 6
-
HK$12,047 HKD
£1,209 GBP
View
Most Expensive
Rare Carat
C-209_l_770611757 · Oct 21
HK$14,632 HKD
$1,865 USD
View
Price last confirmed 11 days ago
6 more retailers have this diamond
Prices start from HK$4,041 HKDSave up to HK$8,006 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
2.55ct Radiant
HK$4,041 HKD