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1.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG783635054

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783635054

Diamond specifications and retailer prices

From HK$1,200 HKD
As of November 6, 2026
Save HK$9,929 HKD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$11,129 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783635054 or 783635054. Listed at 17 retailers as of November 5, 2026, with prices from HK$1,200 to HK$11,129, a HK$9,929 spread on the same certified stone. MOH London lists it at HK$11,129. 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

1.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783635054
Dimensions6.60 × 6.66 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.60 mm6.66 mm1.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG783635054
Side View
Table 60.0%Crown 33.3°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 59.8%

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 6
Current: HK$11,129 HKD|Low: HK$1,090 HKD|High: HK$11,129 HKD|Avg: HK$2,930 HKD|+64.7%
MOH London
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
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 5HK$1,090 HKD
Retailer 12HK$1,200 HKD
Retailer 3HK$1,263 HKD
Retailer 4HK$1,349 HKD
Retailer 15HK$1,506 HKD
Retailer 11HK$2,244 HKD
Retailer 2HK$2,306 HKD
Retailer 17HK$2,361 HKD
Retailer 13HK$2,503 HKD
Retailer 10HK$2,620 HKD
Retailer 8HK$3,256 HKD
Retailer 7HK$3,287 HKD
Retailer 14HK$3,389 HKD
Retailer 16HK$3,679 HKD
Retailer 9HK$3,923 HKD
Retailer 6HK$4,346 HKD
MOH LondonHK$11,129 HKD

41 data points across 17 retailers

17 retailersHK$1,200 HKD to HK$11,129 HKD

Retailer 1
-
HK$1,090 HKD
Price last confirmed 11 days ago
A
Retailer 2
-
HK$1,200 HKD
View
Final sale: no returns
Retailer 3
-
HK$1,263 HKD
View
Price last confirmed 10 days ago
Retailer 4
-
HK$1,349 HKD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$1,506 HKD
View
A
Retailer 6
-
HK$2,244 HKD
View
A
Retailer 7
-
HK$2,306 HKD
View
A
Retailer 8
-
HK$2,361 HKD
View
A
Retailer 9
-
HK$2,503 HKD
View
A
Retailer 10
-
HK$2,620 HKD
View
Retailer 11
-
HK$3,256 HKD
View
Price last confirmed 30 days ago
Retailer 12
-
HK$3,287 HKD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
HK$3,389 HKD
View
B+
Retailer 14
-
HK$3,679 HKD
View
B+
Retailer 15
-
HK$3,923 HKD
View
Retailer 16
-
HK$4,346 HKD
View
Price last confirmed 13 days ago
Most Expensive
C
MOH London
LG783635054 · Nov 5
HK$11,129 HKD
£1,117 GBP
View
16 more retailers have this diamond
Prices start from HK$1,200 HKDSave up to HK$9,929 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
1.05ct Round
HK$1,200 HKD