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Round|Lab Grown|IGI

1.54ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG407945488

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407945488

Diamond specifications and retailer prices

From HK$8,631 HKD
$1,100 USD
As of October 29, 2026
Save HK$28,409 HKD (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$37,040 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407945488 or 407945488. Listed at 10 retailers as of October 29, 2026, with prices from HK$8,631 to HK$37,040, a HK$28,409 spread on the same certified stone. MOH London lists it at HK$37,040. 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

1.54
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407945488
Dimensions7.35 × 7.32 × 4.58 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.35 mm7.32 mm1.54 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407945488
Side View
Table 56.5%Crown 36.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.5%

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 29
Current: HK$37,040 HKD|Low: HK$8,631 HKD|High: HK$37,329 HKD|Avg: HK$18,421 HKD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 18, 2026
Retailer 2HK$8,631 HKD
Retailer 4HK$11,063 HKD
Retailer 6HK$15,881 HKD
Retailer 3HK$18,164 HKD
Retailer 5HK$21,374 HKD
Retailer 7HK$25,669 HKD
MOH LondonHK$37,040 HKD

8 data points across 7 retailers

10 retailersHK$8,631 HKD to HK$37,040 HKD

A
Cheapest Retailer
-
HK$8,631 HKD
$1,100 USD
A
Retailer 2
-
HK$9,886 HKD
$1,260 USD
View
B+
Retailer 3
-
HK$10,757 HKD
$1,371 USD
View
B+
Retailer 4
-
HK$11,063 HKD
$1,410 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$11,464 HKD
$1,461 USD
View
Retailer 6
-
HK$11,464 HKD
$1,461 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
HK$18,164 HKD
$2,315 USD
View
B
Retailer 8
-
HK$21,374 HKD
$2,724 USD
View
B
Retailer 9
-
HK$21,491 HKD
$2,739 USD
View
Most Expensive
B
MOH London
LG407945488 · Oct 29
HK$37,040 HKD
£3,717 GBP
View
9 more retailers have this diamond
Prices start from HK$8,631 HKDSave up to HK$28,409 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
1.54ct Round
HK$8,631 HKD