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Round|Lab Grown|IGI

1.33ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG451056616

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451056616

Diamond specifications and retailer prices

From HK$4,158 HKD
As of November 5, 2026
Save HK$17,363 HKD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$21,521 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 1.33ct lab-grown round diamond

This 1.33ct 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 LG451056616 or 451056616. Listed at 10 retailers as of November 3, 2026, with prices from HK$4,158 to HK$21,521, a HK$17,363 spread on the same certified stone. MOH London lists it at HK$21,521. 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

1.33
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056616
Dimensions7.03 × 7.07 × 4.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.03 mm7.07 mm1.33 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056616
Side View
Table 57.0%Crown 32.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.1%

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$21,521 HKD|Low: HK$3,993 HKD|High: HK$21,780 HKD|Avg: HK$9,419 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5HK$4,158 HKD
Retailer 6HK$5,154 HKD
Retailer 8HK$5,154 HKD
Retailer 3HK$6,237 HKD
Retailer 2HK$7,131 HKD
Retailer 7HK$7,979 HKD
Retailer 4HK$13,305 HKD
MOH LondonHK$21,521 HKD

39 data points across 8 retailers

10 retailersHK$4,158 HKD to HK$21,521 HKD

A
Cheapest Retailer
-
HK$4,158 HKD
A
Retailer 2
-
HK$4,652 HKD
View
Retailer 3
-
HK$5,154 HKD
View
Price last confirmed 21 days ago
B+
Retailer 4
-
HK$5,154 HKD
View
B+
Retailer 5
-
HK$6,237 HKD
View
B+
Retailer 6
-
HK$7,131 HKD
View
B+
Retailer 7
-
HK$7,979 HKD
View
B
Retailer 8
-
HK$13,305 HKD
View
B
Retailer 9
-
HK$13,557 HKD
View
Most Expensive
B
MOH London
LG451056616 · Nov 3
HK$21,521 HKD
£2,160 GBP
View
9 more retailers have this diamond
Prices start from HK$4,158 HKDSave up to HK$17,363 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
1.33ct Round
HK$4,158 HKD