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Princess|Lab Grown|IGI

1.78ct K SI1 Princess Lab Grown Diamond

ID • K/SI1 • IGI LG445039133

Shape and cutting style on the report: Princess cut

Certificate IGI LG445039133

Diamond specifications and retailer prices

From HK$8,441 HKD
As of November 6, 2026
Save HK$24,667 HKD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$33,108 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.78ct lab-grown princess diamond

This 1.78ct lab-grown princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445039133 or 445039133. Listed at 9 retailers as of November 5, 2026, with prices from HK$8,441 to HK$33,108, a HK$24,667 spread on the same certified stone. MOH London lists it at HK$33,108. 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

1.78
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle43°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039133
Dimensions6.75 × 6.56 × 4.63 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.75 mm6.56 mm1.78 ctK / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445039133
Side View
Table 70.0%Crown 43°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 70.6%

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 6
Current: HK$33,108 HKD|Low: HK$8,441 HKD|High: HK$33,646 HKD|Avg: HK$18,194 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 3HK$8,441 HKD
Retailer 2HK$11,140 HKD
Retailer 6HK$14,168 HKD
Retailer 4HK$15,596 HKD
Retailer 5HK$19,856 HKD
MOH LondonHK$33,108 HKD

14 data points across 6 retailers

9 retailersHK$8,441 HKD to HK$33,108 HKD

A
Cheapest Retailer
-
HK$8,441 HKD
A
Retailer 2
-
HK$9,179 HKD
View
Retailer 3
-
HK$9,791 HKD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
HK$9,791 HKD
View
B+
Retailer 5
-
HK$11,140 HKD
View
B+
Retailer 6
-
HK$15,596 HKD
View
B
Retailer 7
-
HK$18,350 HKD
View
B
Retailer 8
-
HK$19,856 HKD
View
Most Expensive
B
MOH London
LG445039133 · Nov 5
HK$33,108 HKD
£3,323 GBP
View
8 more retailers have this diamond
Prices start from HK$8,441 HKDSave up to HK$24,667 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
1.78ct Princess
HK$8,441 HKD