CaratHunter
Plans
Marquise|Lab Grown|IGI

1.51ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG848646844

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848646844

Diamond specifications and retailer prices

From $702 AUD
$493 USD
As of October 31, 2026
Save $965 AUD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,667 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848646844 or 848646844. Listed at 7 retailers as of October 26, 2026, with prices from $702 to $1,667, a $965 spread on the same certified stone. MOH London lists it at $1,667. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848646844
Dimensions11.89 × 6.03 × 3.64 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.89 mm6.03 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848646844
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

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: $1,667 AUD|Low: $692 AUD|High: $1,667 AUD|Avg: $1,021 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 3$692 AUD
Retailer 6$702 AUD
Retailer 2$715 AUD
Retailer 5$880 AUD
Retailer 4$1,288 AUD
Retailer 7$1,410 AUD
MOH London$1,667 AUD

6 data points across 7 retailers

7 retailers$702 AUD to $1,667 AUD

Retailer 1
-
$692 AUD
€463 EUR
Price last confirmed 7 days ago
A
Retailer 2
-
$702 AUD
$493 USD
View
A
Retailer 3
-
$715 AUD
$502 USD
View
A
Retailer 4
-
$880 AUD
$618 USD
View
Retailer 5
-
$1,288 AUD
$905 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,410 AUD
$991 USD
View
Most Expensive
B
MOH London
LG848646844 · Oct 26
$1,667 AUD
£922 GBP
View
6 more retailers have this diamond
Prices start from $702 AUDSave up to $965 AUD

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 Marquise
$702 AUD