CaratHunter
Plans
Round|Lab Grown|IGI

1.55ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG494162260

Shape and cutting style on the report: Round brilliant

Certificate IGI LG494162260

Diamond specifications and retailer prices

From HK$9,650 HKD
$1,230 USD
As of October 31, 2026
Save HK$33,026 HKD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$42,676 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494162260 or 494162260. Listed at 11 retailers as of October 31, 2026, with prices from HK$9,650 to HK$42,676, a HK$33,026 spread on the same certified stone. MOH London lists it at HK$42,676. 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

1.55
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494162260
Dimensions7.40 × 7.36 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.40 mm7.36 mm1.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494162260
Side View
Table 56.5%Crown 35.7°Girdle: MediumPavilion 40.3°Culet: NoneDepth 62.1%

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: Oct 31
Current: HK$42,676 HKD|Low: HK$9,650 HKD|High: HK$43,244 HKD|Avg: HK$19,227 HKD
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 1, 2026
Retailer 2HK$9,650 HKD
Retailer 7HK$12,883 HKD
Retailer 10HK$14,012 HKD
Retailer 12HK$14,420 HKD
Retailer 8HK$14,946 HKD
Retailer 13HK$14,946 HKD
Retailer 5HK$15,553 HKD
Retailer 3HK$16,280 HKD
Retailer 4HK$20,022 HKD
Retailer 9HK$23,482 HKD
Retailer 6HK$25,765 HKD
Retailer 11HK$28,009 HKD
MOH LondonHK$42,676 HKD

18 data points across 13 retailers

11 retailersHK$9,650 HKD to HK$42,676 HKD

A
Cheapest Retailer
-
HK$9,650 HKD
$1,230 USD
B+
Retailer 2
-
HK$12,883 HKD
$1,642 USD
View
B+
Retailer 3
-
HK$14,012 HKD
$1,786 USD
View
B+
Retailer 4
-
HK$14,420 HKD
$1,838 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$14,946 HKD
$1,905 USD
View
Retailer 6
-
HK$14,946 HKD
$1,905 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
HK$16,280 HKD
$2,075 USD
View
B
Retailer 8
-
HK$23,482 HKD
$2,993 USD
View
B
Retailer 9
-
HK$25,765 HKD
$3,284 USD
View
B
Retailer 10
-
HK$28,009 HKD
$3,570 USD
View
Most Expensive
B
MOH London
LG494162260 · Nov 1
HK$42,676 HKD
£4,283 GBP
View
10 more retailers have this diamond
Prices start from HK$9,650 HKDSave up to HK$33,026 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
1.55ct Round
HK$9,650 HKD