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1.55ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • GIA 3455059690

Certificate GIA 3455059690

Diamond specifications and retailer prices

From HK$5,024 HKD
£504 GBP
As of October 30, 2026
Save HK$7,541 HKD (60%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$12,565 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3455059690. Listed at 5 retailers as of October 29, 2026, with prices from HK$5,024 to HK$12,565, a HK$7,541 spread on the same certified stone. MOH London lists it at HK$12,565. 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

1.55
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 3455059690
Dimensions7.38 × 7.40 × 4.59 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.38 mm7.40 mm1.55 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3455059690
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$12,565 HKD|Low: HK$5,013 HKD|High: HK$15,927 HKD|Avg: HK$10,169 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2HK$5,024 HKD
Retailer 5HK$5,053 HKD
Retailer 3HK$5,147 HKD
Retailer 4HK$5,696 HKD
MOH LondonHK$12,565 HKD
Retailer 7HK$15,142 HKD
Retailer 6HK$15,927 HKD
Retailer 8HK$15,927 HKD

3 data points across 8 retailers

5 retailersHK$5,024 HKD to HK$12,565 HKD

B+
Cheapest Retailer
-
HK$5,024 HKD
£504 GBP
B+
Retailer 2
-
HK$5,053 HKD
$644 USD
View
B+
Retailer 3
-
HK$5,147 HKD
$656 USD
View
B+
Retailer 4
-
HK$5,696 HKD
$726 USD
View
Most Expensive
B
MOH London
3455059690 · Oct 29
HK$12,565 HKD
£1,261 GBP
View
4 more retailers have this diamond
Prices start from HK$5,024 HKDSave up to HK$7,541 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.

B+
1.55ct Round
HK$5,024 HKD