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Round|Lab Grown|GCAL

2.55ct H SI1 Round Lab Grown Diamond

ID • H/SI1

Diamond specifications and retailer prices

From HK$3,122 HKD
As of November 5, 2026
Save HK$14,773 HKD (83%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$17,896 HKD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 2.55ct lab-grown round diamond

This 2.55ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL. Listed at 4 retailers as of November 5, 2026, with prices from HK$3,122 to HK$17,896, a HK$14,773 spread on the same certified stone. Diamond Exchange Canada lists it at HK$17,896. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.55
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions8.81 × 8.83 × 5.38 mm
L/W Ratio1.00
Top View
8.81 mm8.83 mm2.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCuletDepth 61.0%

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 5
Current: HK$17,896 HKD|Low: HK$2,503 HKD|High: HK$17,896 HKD|Avg: HK$6,855 HKD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 6HK$2,503 HKD
Retailer 5HK$3,067 HKD
Retailer 2HK$3,122 HKD
Retailer 3HK$3,334 HKD
Retailer 4HK$11,015 HKD
Diamond Exchange CanadaHK$17,896 HKD

7 data points across 6 retailers

4 retailersHK$3,122 HKD to HK$17,896 HKD

A
Cheapest Retailer
-
HK$3,122 HKD
Retailer 2
-
HK$3,334 HKD
View
Price last confirmed 12 days ago
Retailer 3
-
HK$3,899 HKD
View
Price last confirmed 52 days ago
Most Expensive
B+
Diamond Exchange Canada
1986528184 · Nov 5
HK$17,896 HKD
CA$3,168 CAD
View
3 more retailers have this diamond
Prices start from HK$3,122 HKDSave up to HK$14,773 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$3,122 HKD