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2.55ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG485164033

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485164033

Diamond specifications and retailer prices

From HK$11,470 HKD
As of November 5, 2026
Save HK$68,159 HKD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$79,629 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 IGI LG485164033 or 485164033. Listed at 14 retailers as of November 5, 2026, with prices from HK$11,470 to HK$79,629, a HK$68,159 spread on the same certified stone. Do Amore Diamonds lists it at HK$79,629. 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
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485164033
Dimensions8.86 × 8.82 × 5.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.86 mm8.82 mm2.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485164033
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.6%

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: Nov 5
Current: HK$79,629 HKD|Low: HK$9,265 HKD|High: HK$79,629 HKD|Avg: HK$23,721 HKD
Do Amore 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 6, 2026
Retailer 8HK$11,470 HKD
Retailer 6HK$12,403 HKD
Retailer 3HK$12,599 HKD
Retailer 13HK$12,968 HKD
Retailer 2HK$13,305 HKD
Retailer 10HK$14,396 HKD
Retailer 11HK$14,788 HKD
Retailer 14HK$14,945 HKD
Retailer 12HK$21,174 HKD
Retailer 5HK$24,375 HKD
Retailer 4HK$25,160 HKD
Retailer 7HK$27,537 HKD
Retailer 9HK$42,223 HKD
Do Amore DiamondsHK$79,629 HKD

21 data points across 14 retailers

14 retailersHK$11,470 HKD to HK$79,629 HKD

A
Cheapest Retailer
-
HK$11,470 HKD
A
Retailer 2
-
HK$12,599 HKD
View
A
Retailer 3
-
HK$12,968 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$13,305 HKD
View
Retailer 5
-
HK$13,431 HKD
View
Price last confirmed 25 days ago
A
Retailer 6
-
HK$14,396 HKD
View
A
Retailer 7
-
HK$14,788 HKD
View
A
Retailer 8
-
HK$14,945 HKD
View
B+
Retailer 9
-
HK$21,174 HKD
View
B+
Retailer 10
-
HK$24,375 HKD
View
B+
Retailer 11
-
HK$25,160 HKD
View
B+
Retailer 12
-
HK$27,537 HKD
View
B
Retailer 13
-
HK$42,223 HKD
View
Most Expensive
B
Do Amore Diamonds
27-5C5909404 · Nov 6
HK$79,629 HKD
$10,150 USD
View
13 more retailers have this diamond
Prices start from HK$11,470 HKDSave up to HK$68,159 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$11,470 HKD