CaratHunter
Plans
Round|Lab Grown|IGI

1.51ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG447001714

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001714

Diamond specifications and retailer prices

From HK$6,590 HKD
$840 USD
As of October 30, 2026
Save HK$26,141 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$32,732 HKD at MOH London · As of October 29, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001714 or 447001714. Listed at 11 retailers as of October 29, 2026, with prices from HK$6,590 to HK$32,732, a HK$26,141 spread on the same certified stone. MOH London lists it at HK$32,732. 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

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001714
Dimensions7.37 × 7.32 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.37 mm7.32 mm1.51 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447001714
Side View
Table 57.0%Crown 32.3°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 60.5%

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 30
Current: HK$32,732 HKD|Low: HK$6,590 HKD|High: HK$33,001 HKD|Avg: HK$14,305 HKD|+0.5%
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
October 30, 2026
Retailer 2HK$6,590 HKD
Retailer 7HK$8,277 HKD
Retailer 10HK$9,007 HKD
Retailer 12HK$9,258 HKD
Retailer 8HK$9,603 HKD
Retailer 13HK$9,603 HKD
Retailer 6HK$11,172 HKD
Retailer 4HK$13,856 HKD
Retailer 9HK$15,307 HKD
Retailer 11HK$17,998 HKD
Retailer 3HK$20,061 HKD
Retailer 5HK$21,475 HKD
MOH LondonHK$32,732 HKD

36 data points across 13 retailers

11 retailersHK$6,590 HKD to HK$32,732 HKD

A
Cheapest Retailer
-
HK$6,590 HKD
$840 USD
B+
Retailer 2
-
HK$8,277 HKD
$1,055 USD
View
B+
Retailer 3
-
HK$9,007 HKD
$1,148 USD
View
B+
Retailer 4
-
HK$9,258 HKD
$1,180 USD
View
Final sale: no returns
Retailer 5
-
HK$9,603 HKD
$1,224 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
HK$9,603 HKD
$1,224 USD
View
B+
Retailer 7
-
HK$11,172 HKD
£1,121 GBP
View
B
Retailer 8
-
HK$15,307 HKD
$1,951 USD
View
B
Retailer 9
-
HK$17,998 HKD
$2,294 USD
View
B
Retailer 10
-
HK$20,061 HKD
$2,557 USD
View
Most Expensive
B
MOH London
LG447001714 · Oct 29
HK$32,732 HKD
£3,285 GBP
View
10 more retailers have this diamond
Prices start from HK$6,590 HKDSave up to HK$26,141 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$6,590 HKD