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1.03ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG800630464

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800630464

Diamond specifications and retailer prices

From HK$1,059 HKD
As of November 1, 2026
Save HK$9,931 HKD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$10,990 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG800630464 or 800630464. Listed at 15 retailers as of November 1, 2026, with prices from HK$1,059 to HK$10,990, a HK$9,931 spread on the same certified stone. MOH London lists it at HK$10,990. 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

1.03
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800630464
Dimensions6.48 × 6.53 × 3.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.48 mm6.53 mm1.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800630464
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$10,990 HKD|Low: HK$1,059 HKD|High: HK$11,049 HKD|Avg: HK$2,779 HKD|+65.1%
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
November 2, 2026
Retailer 7HK$1,059 HKD
Retailer 4HK$1,192 HKD
Retailer 14HK$1,232 HKD
Retailer 3HK$1,318 HKD
Retailer 11HK$1,318 HKD
Retailer 12HK$2,212 HKD
Retailer 9HK$2,220 HKD
Retailer 2HK$2,330 HKD
Retailer 6HK$2,471 HKD
Retailer 8HK$2,597 HKD
Retailer 10HK$3,138 HKD
Retailer 15HK$3,256 HKD
Retailer 13HK$4,229 HKD
Retailer 5HK$4,472 HKD
MOH LondonHK$10,990 HKD

31 data points across 15 retailers

15 retailersHK$1,059 HKD to HK$10,990 HKD

A
Cheapest Retailer
-
HK$1,059 HKD
A
Retailer 2
-
HK$1,192 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,232 HKD
View
Retailer 4
-
HK$1,318 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
-
HK$1,318 HKD
View
A
Retailer 6
-
HK$2,212 HKD
View
A
Retailer 7
-
HK$2,220 HKD
View
A
Retailer 8
-
HK$2,330 HKD
View
A
Retailer 9
-
HK$2,471 HKD
View
A
Retailer 10
-
HK$2,597 HKD
View
B+
Retailer 11
-
HK$3,138 HKD
View
B+
Retailer 12
-
HK$3,256 HKD
View
B+
Retailer 13
-
HK$4,229 HKD
View
B
Retailer 14
-
HK$4,472 HKD
View
Most Expensive
C
MOH London
LG800630464 · Nov 2
HK$10,990 HKD
£1,103 GBP
View
14 more retailers have this diamond
Prices start from HK$1,059 HKDSave up to HK$9,931 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
1.03ct Round
HK$1,059 HKD