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Round|Lab Grown|IGI

1.03ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG818639581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818639581

Diamond specifications and retailer prices

From HK$1,373 HKD
$175 USD
As of November 1, 2026
Save HK$5,771 HKD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$7,144 HKD at MOH London · As of November 1, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818639581 or 818639581. Listed at 13 retailers as of November 1, 2026, with prices from HK$1,373 to HK$7,144, a HK$5,771 spread on the same certified stone. MOH London lists it at HK$7,144. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818639581
Dimensions6.48 × 6.46 × 3.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.46 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818639581
Side View
Table 59.0%Crown 35°Girdle: MediumPavilion 41°Culet: NoneDepth 61.6%

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 1
Current: HK$7,144 HKD|Low: HK$1,373 HKD|High: HK$7,234 HKD|Avg: HK$3,875 HKD|+2.9%
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
November 2, 2026
Retailer 11HK$1,373 HKD
Retailer 4HK$2,338 HKD
Retailer 8HK$2,637 HKD
Retailer 7HK$2,638 HKD
Retailer 2HK$2,653 HKD
Retailer 10HK$2,785 HKD
Retailer 3HK$3,178 HKD
Retailer 6HK$3,728 HKD
Retailer 9HK$3,993 HKD
Retailer 13HK$4,180 HKD
Retailer 5HK$4,911 HKD
Retailer 12HK$5,345 HKD
MOH LondonHK$7,144 HKD

43 data points across 13 retailers

13 retailersHK$1,373 HKD to HK$7,144 HKD

A
Cheapest Retailer
-
HK$1,373 HKD
$175 USD
Final sale: no returns
A
Retailer 2
-
HK$2,338 HKD
$298 USD
View
A
Retailer 3
-
HK$2,637 HKD
£265 GBP
View
A
Retailer 4
-
HK$2,638 HKD
ZAR 5,432 ZAR
View
A
Retailer 5
-
HK$2,653 HKD
£266 GBP
View
A
Retailer 6
-
HK$2,785 HKD
$355 USD
View
Retailer 7
-
HK$3,178 HKD
$405 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
HK$3,728 HKD
A$731 AUD
View
B+
Retailer 9
-
HK$3,993 HKD
$509 USD
View
B+
Retailer 10
-
HK$4,180 HKD
SGD 720 SGD
View
B
Retailer 11
-
HK$4,998 HKD
$637 USD
View
B
Retailer 12
-
HK$5,345 HKD
$681 USD
View
Most Expensive
B
MOH London
LG818639581 · Nov 1
HK$7,144 HKD
£717 GBP
View
12 more retailers have this diamond
Prices start from HK$1,373 HKDSave up to HK$5,771 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$1,373 HKD