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Round|Lab Grown|IGI

1.30ct K SI1 Round Lab Grown Diamond

ID • K/SI1 • IGI LG492123564

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123564

Diamond specifications and retailer prices

From HK$4,072 HKD
As of November 5, 2026
Save HK$16,931 HKD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$21,003 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492123564 or 492123564. Listed at 10 retailers as of November 5, 2026, with prices from HK$4,072 to HK$21,003, a HK$16,931 spread on the same certified stone. MOH London lists it at HK$21,003. 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

1.30
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123564
Dimensions7.05 × 7.09 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.05 mm7.09 mm1.30 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123564
Side View
Table 56.0%Crown 33°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.4%

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$21,003 HKD|Low: HK$3,907 HKD|High: HK$21,312 HKD|Avg: HK$9,341 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5HK$4,072 HKD
Retailer 6HK$5,044 HKD
Retailer 8HK$5,044 HKD
Retailer 3HK$6,119 HKD
Retailer 2HK$6,974 HKD
Retailer 7HK$7,822 HKD
Retailer 4HK$13,023 HKD
MOH LondonHK$21,003 HKD

39 data points across 8 retailers

10 retailersHK$4,072 HKD to HK$21,003 HKD

A
Cheapest Retailer
-
HK$4,072 HKD
A
Retailer 2
-
HK$4,558 HKD
View
B+
Retailer 3
-
HK$5,044 HKD
View
Retailer 4
-
HK$5,044 HKD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
HK$6,119 HKD
View
B+
Retailer 6
-
HK$6,974 HKD
View
B+
Retailer 7
-
HK$7,822 HKD
View
B
Retailer 8
-
HK$13,023 HKD
View
B
Retailer 9
-
HK$13,266 HKD
View
Most Expensive
B
MOH London
LG492123564 · Nov 5
HK$21,003 HKD
£2,108 GBP
View
9 more retailers have this diamond
Prices start from HK$4,072 HKDSave up to HK$16,931 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
1.30ct Round
HK$4,072 HKD