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Round|Lab Grown|IGI

2.55ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG480148939

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480148939

Diamond specifications and retailer prices

From HK$11,141 HKD
$1,420 USD
As of October 31, 2026
Save HK$65,106 HKD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$76,246 HKD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 2.55ct lab-grown round diamond

This 2.55ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG480148939 or 480148939. Listed at 12 retailers as of October 29, 2026, with prices from HK$11,141 to HK$76,246, a HK$65,106 spread on the same certified stone. Cape Diamonds lists it at HK$76,246. 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
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480148939
Dimensions8.67 × 8.62 × 5.42 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.67 mm8.62 mm2.55 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480148939
Side View
Table 60.5%Crown 36.4°Girdle: ThickPavilion 41.2°Culet: NoneDepth 62.6%

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 31
Current: HK$76,246 HKD|Low: HK$11,141 HKD|High: HK$79,766 HKD|Avg: HK$40,424 HKD|-4.4%
Cape Diamonds
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
November 1, 2026
Retailer 7HK$11,141 HKD
Retailer 9HK$25,483 HKD
Retailer 13HK$27,727 HKD
Retailer 12HK$28,543 HKD
Retailer 10HK$29,555 HKD
Retailer 5HK$30,479 HKD
Retailer 3HK$30,794 HKD
Retailer 4HK$34,419 HKD
Retailer 14HK$36,938 HKD
Retailer 8HK$41,606 HKD
Retailer 11HK$45,882 HKD
Retailer 6HK$66,424 HKD
Retailer 2HK$74,920 HKD
Cape DiamondsHK$76,246 HKD

23 data points across 14 retailers

12 retailersHK$11,141 HKD to HK$76,246 HKD

A
Cheapest Retailer
-
HK$11,141 HKD
$1,420 USD
B+
Retailer 2
-
HK$25,483 HKD
$3,248 USD
View
B+
Retailer 3
-
HK$27,727 HKD
$3,534 USD
View
B+
Retailer 4
-
HK$28,543 HKD
$3,638 USD
View
Final sale: no returns
Retailer 5
-
HK$29,555 HKD
$3,767 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
HK$29,555 HKD
$3,767 USD
View
B+
Retailer 7
-
HK$30,794 HKD
$3,925 USD
View
B+
Retailer 8
-
HK$36,938 HKD
$4,708 USD
View
B
Retailer 9
-
HK$41,606 HKD
$5,303 USD
View
B
Retailer 10
-
HK$45,882 HKD
$5,848 USD
View
B
Retailer 11
-
HK$74,920 HKD
£7,519 GBP
View
Most Expensive
B
Cape Diamonds
cert_480148939 · Oct 29
HK$76,246 HKD
ZAR 156,999 ZAR
View
11 more retailers have this diamond
Prices start from HK$11,141 HKDSave up to HK$65,106 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 Round
HK$11,141 HKD