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1.50ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG818686782

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686782

Diamond specifications and retailer prices

From HK$1,569 HKD
As of November 5, 2026
Save HK$7,508 HKD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$9,077 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818686782 or 818686782. Listed at 15 retailers as of November 5, 2026, with prices from HK$1,569 to HK$9,077, a HK$7,508 spread on the same certified stone. MOH London lists it at HK$9,077. 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

1.50
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686782
Dimensions7.43 × 7.38 × 4.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.43 mm7.38 mm1.50 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686782
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
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 5
Current: HK$9,077 HKD|Low: HK$1,569 HKD|High: HK$9,216 HKD|Avg: HK$4,518 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8HK$1,569 HKD
Retailer 9HK$1,946 HKD
Retailer 2HK$3,295 HKD
Retailer 10HK$3,381 HKD
Retailer 3HK$3,444 HKD
Retailer 6HK$3,522 HKD
Retailer 7HK$5,492 HKD
Retailer 4HK$6,276 HKD
Retailer 5HK$6,668 HKD
MOH LondonHK$9,077 HKD

46 data points across 10 retailers

15 retailersHK$1,569 HKD to HK$9,077 HKD

A
Cheapest Retailer
-
HK$1,569 HKD
A
Retailer 2
-
HK$1,820 HKD
View
Retailer 3
-
HK$1,946 HKD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$1,946 HKD
View
A
Retailer 5
-
HK$3,295 HKD
View
B+
Retailer 6
-
HK$3,381 HKD
View
A
Retailer 7
-
HK$3,444 HKD
View
A
Retailer 8
-
HK$3,522 HKD
View
B+
Retailer 9
-
HK$3,538 HKD
View
B+
Retailer 10
-
HK$5,492 HKD
View
B
Retailer 11
-
HK$6,260 HKD
View
B
Retailer 12
-
HK$6,276 HKD
View
B
Retailer 13
-
HK$6,668 HKD
View
B
Retailer 14
-
HK$6,676 HKD
View
Most Expensive
B
MOH London
LG818686782 · Nov 5
HK$9,077 HKD
£911 GBP
View
14 more retailers have this diamond
Prices start from HK$1,569 HKDSave up to HK$7,508 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
1.50ct Round
HK$1,569 HKD