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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

E/VS1 • IGI LG813623531

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813623531

Diamond specifications and retailer prices

From $383 AUD
$269 USD
As of October 30, 2026
Save $3,019 AUD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,402 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG813623531 or 813623531. Listed at 23 retailers as of October 30, 2026, with prices from $383 to $3,402, a $3,019 spread on the same certified stone. Do Amore Diamonds lists it at $3,402. 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

1.55
Carat
E
Colour
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813623531
Dimensions12.10 × 5.93 × 3.83 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm5.93 mm1.55 ctE / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813623531
Side View
Table 61.0%Crown 34.6°Girdle: MED-STKPavilion 42.2°Culet: NoneDepth 64.6%

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: $3,402 AUD|Low: $367 AUD|High: $3,402 AUD|Avg: $1,195 AUD
Do Amore Diamonds
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 4$383 AUD
Retailer 19$429 AUD
Retailer 9$444 AUD
Retailer 6$475 AUD
Retailer 10$475 AUD
Retailer 2$613 AUD
Retailer 5$635 AUD
Retailer 16$705 AUD
Retailer 15$901 AUD
Retailer 12$922 AUD
Retailer 14$1,220 AUD
Retailer 17$1,459 AUD
Retailer 7$1,486 AUD
Retailer 8$1,686 AUD
Retailer 18$1,826 AUD
Retailer 3$2,009 AUD
Retailer 11$2,039 AUD
Retailer 13$2,114 AUD
Do Amore Diamonds$3,402 AUD

42 data points across 19 retailers

23 retailers$383 AUD to $3,402 AUD

A
Cheapest Retailer
-
$383 AUD
$269 USD
A
Retailer 2
-
$429 AUD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$444 AUD
$312 USD
View
A
Retailer 4
-
$475 AUD
$334 USD
View
Retailer 5
-
$475 AUD
$334 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$605 AUD
$425 USD
View
A
Retailer 7
-
$613 AUD
£339 GBP
View
B+
Retailer 8
-
$635 AUD
$446 USD
View
A
Retailer 9
-
$705 AUD
$495 USD
View
B+
Retailer 10
-
$901 AUD
ZAR 10,226 ZAR
View
B+
Retailer 11
-
$922 AUD
£510 GBP
View
Retailer 12
-
$1,117 AUD
$784 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$1,220 AUD
View
B
Retailer 14
-
$1,459 AUD
$1,025 USD
View
Retailer 15
-
$1,486 AUD
View
Price last confirmed 27 days ago
B
Retailer 16
-
$1,686 AUD
$1,184 USD
View
B
Retailer 17
-
$1,826 AUD
$1,283 USD
View
B
Retailer 18
-
$1,920 AUD
$1,349 USD
View
B
Retailer 19
-
$2,009 AUD
$1,411 USD
View
B
Retailer 20
-
$2,039 AUD
£1,128 GBP
View
B
Retailer 21
-
$2,114 AUD
£1,169 GBP
View
C
Retailer 22
-
$2,869 AUD
$2,015 USD
View
Most Expensive
C
Do Amore Diamonds
27-C1C230CBD · Nov 1
$3,402 AUD
$2,390 USD
View
22 more retailers have this diamond
Prices start from $383 AUDSave up to $3,019 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
1.55ct Marquise
$383 AUD