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Marquise|Lab Grown|IGI

1.62ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG819639323

Certificate IGI LG819639323

Diamond specifications and retailer prices

From $1,785 AUD
$1,254 USD
As of October 29, 2026
Save $649 AUD (27%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,434 AUD at Zales · As of October 30, 2026
View at Zales

About this 1.62ct lab-grown marquise diamond

This 1.62ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG819639323 or 819639323. Listed at 4 retailers as of October 29, 2026, with prices from $1,785 to $2,434, a $649 spread on the same certified stone. Zales lists it at $2,434. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.62
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG819639323
Dimensions11.62 × 6.05 × 3.96 mm
L/W Ratio1.92
Top View
11.62 mm6.05 mm1.62 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819639323
Side View
Table 54.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 65.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,434 AUD|Low: $1,785 AUD|High: $3,616 AUD|Avg: $2,420 AUD|-32.7%
Retailer 1
Retailer 2
Retailer 3
Zales
September 28, 2026
Retailer 2$1,785 AUD
Retailer 1$2,434 AUD
Retailer 3$2,434 AUD
Zales$2,434 AUD

2 data points across 4 retailers

4 retailers$1,785 AUD to $2,434 AUD

B
Cheapest Retailer
-
$1,785 AUD
$1,254 USD
B
Retailer 2
-
$2,434 AUD
$1,710 USD
View
B
Retailer 3
-
$2,434 AUD
$1,710 USD
View
Most Expensive
B
Zales
528983045 · Oct 30
$2,434 AUD
$1,710 USD
View
3 more retailers have this diamond
Prices start from $1,785 AUDSave up to $649 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.

B
1.62ct Marquise
$1,785 AUD