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Marquise|Lab Grown|IGI

0.70ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG823640251

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823640251

Diamond specifications and retailer prices

From $370 AUD
$259 USD
As of November 1, 2026
Save $1,211 AUD (77%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,580 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.7ct lab-grown marquise diamond

This 0.7ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823640251 or 823640251. Listed at 5 retailers as of October 31, 2026, with prices from $370 to $1,580, a $1,211 spread on the same certified stone. Taylor and Hart lists it at $1,580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.70
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823640251
Dimensions8.94 × 4.77 × 2.88 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.94 mm4.77 mm0.70 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823640251
Side View
Table 62.0%Crown 36.1°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $440 AUD|Low: $370 AUD|High: $1,580 AUD|Avg: $794 AUD|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Taylor and Hart
November 3, 2026
Retailer 4$370 AUD
Retailer 1$440 AUD
Retailer 3$472 AUD
Retailer 2$1,194 AUD
Taylor and Hart$1,580 AUD

18 data points across 5 retailers

5 retailers$370 AUD to $1,580 AUD

A
Cheapest Retailer
-
$370 AUD
$259 USD
A
Retailer 2
-
$440 AUD
£243 GBP
View
A
Retailer 3
-
$472 AUD
$331 USD
View
B
Retailer 4
-
$1,194 AUD
£659 GBP
View
Most Expensive
B
Taylor and Hart
KC41CFC · Oct 31
$1,580 AUD
$1,108 USD
View
4 more retailers have this diamond
Prices start from $370 AUDSave up to $1,211 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
0.70ct Marquise
$370 AUD