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Round|Lab Grown|IGI

1.51ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG555273644

Shape and cutting style on the report: Round brilliant

Certificate IGI LG555273644

Diamond specifications and retailer prices

From HK$2,903 HKD
$370 USD
As of November 1, 2026
Save HK$8,986 HKD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$14,090 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG555273644 or 555273644. Listed at 15 retailers as of October 31, 2026, with a 310% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555273644
Dimensions7.37 × 7.33 × 4.50 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
7.37 mm7.33 mm1.51 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555273644
Side View
Table 56.5%Crown 35°GirdlePavilion 40.2°Culet: NoneDepth 61.3%

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: Nov 1
Current: HK$14,090 HKD|Low: HK$2,315 HKD|High: HK$14,249 HKD|Avg: HK$6,612 HKD|-1.0%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 11HK$2,903 HKD
Retailer 4HK$3,248 HKD
Retailer 13HK$3,366 HKD
Retailer 3HK$3,601 HKD
Retailer 12HK$3,601 HKD
Retailer 6HK$5,492 HKD
Retailer 9HK$5,492 HKD
Retailer 15HK$5,586 HKD
Retailer 2HK$5,613 HKD
Retailer 14HK$5,751 HKD
Retailer 8HK$6,212 HKD
Retailer 10HK$10,561 HKD
Retailer 5HK$11,581 HKD
Retailer 7HK$11,889 HKD
MOH LondonHK$14,090 HKD

35 data points across 15 retailers

15 retailersHK$2,903 HKD to HK$11,889 HKD

A
Cheapest Retailer
-
HK$2,903 HKD
$370 USD
A
Retailer 2
-
HK$3,248 HKD
$414 USD
View
Final sale: no returns
A
Retailer 3
-
HK$3,366 HKD
$429 USD
View
Retailer 4
-
HK$3,601 HKD
$459 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$3,601 HKD
$459 USD
View
B+
Retailer 6
-
HK$5,492 HKD
$700 USD
View
B+
Retailer 7
-
HK$5,492 HKD
$700 USD
View
B+
Retailer 8
-
HK$5,586 HKD
$712 USD
View
B+
Retailer 9
-
HK$5,613 HKD
£563 GBP
View
B+
Retailer 10
-
HK$5,751 HKD
$733 USD
View
B+
Retailer 11
-
HK$6,212 HKD
ZAR 12,791 ZAR
View
B
Retailer 12
-
HK$10,561 HKD
$1,346 USD
View
B
Retailer 13
-
HK$11,581 HKD
$1,476 USD
View
B
Retailer 14
-
HK$11,889 HKD
$1,515 USD
View
Most Expensive
MOH London
LG555273644 · Oct 26
HK$14,090 HKD
£1,414 GBP
View
Price last confirmed 7 days ago
14 more retailers have this diamond
Prices start from HK$2,903 HKDSave up to HK$8,986 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
1.51ct Round
HK$2,903 HKD