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2.57ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GCAL 331110439

Shape and cutting style on the report: Round brilliant

Certificate GCAL 331110439

Diamond specifications and retailer prices

From HK$2,707 HKD
As of November 5, 2026
Save HK$21,378 HKD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$24,085 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown round diamond

This 2.57ct 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 331110439. Listed at 13 retailers as of November 5, 2026, with prices from HK$2,707 to HK$24,085, a HK$21,378 spread on the same certified stone. Do Amore Diamonds lists it at HK$24,085. 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

2.57
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 331110439
Dimensions8.78 × 8.80 × 5.43 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.78 mm8.80 mm2.57 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 331110439
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

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 5
Current: HK$24,085 HKD|Low: HK$2,424 HKD|High: HK$24,085 HKD|Avg: HK$9,056 HKD|+4.1%
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
November 6, 2026
Retailer 9HK$2,707 HKD
Retailer 13HK$3,036 HKD
Retailer 3HK$3,358 HKD
Retailer 2HK$4,903 HKD
Retailer 4HK$4,982 HKD
Retailer 10HK$5,241 HKD
Retailer 8HK$11,093 HKD
Retailer 6HK$11,383 HKD
Retailer 12HK$11,917 HKD
Retailer 11HK$13,101 HKD
Retailer 5HK$13,125 HKD
Retailer 7HK$14,482 HKD
Do Amore DiamondsHK$24,085 HKD

33 data points across 13 retailers

13 retailersHK$2,707 HKD to HK$24,085 HKD

A
Cheapest Retailer
-
HK$2,707 HKD
A
Retailer 2
-
HK$3,036 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$3,358 HKD
View
A
Retailer 4
-
HK$4,903 HKD
View
B+
Retailer 5
-
HK$4,982 HKD
View
A
Retailer 6
-
HK$5,241 HKD
View
A
Retailer 7
-
HK$11,093 HKD
View
A
Retailer 8
-
HK$11,383 HKD
View
A
Retailer 9
-
HK$11,917 HKD
View
B+
Retailer 10
-
HK$13,101 HKD
View
B+
Retailer 11
-
HK$13,125 HKD
View
A
Retailer 12
-
HK$14,482 HKD
View
Most Expensive
B+
Do Amore Diamonds
27-AE12FBD94 · Nov 6
HK$24,085 HKD
$3,070 USD
View
12 more retailers have this diamond
Prices start from HK$2,707 HKDSave up to HK$21,378 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
2.57ct Round
HK$2,707 HKD