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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG794663017

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794663017

Diamond specifications and retailer prices

From $628 AUD
$440 USD
As of November 1, 2026
Save $2,492 AUD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,120 AUD at Michael Trio · As of November 2, 2026
View at Michael Trio

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG794663017 or 794663017. Listed at 15 retailers as of November 1, 2026, with prices from $628 to $3,120, a $2,492 spread on the same certified stone. Michael Trio lists it at $3,120. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794663017
Dimensions12.37 × 5.97 × 3.66 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.37 mm5.97 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794663017
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.3%

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: $3,120 AUD|Low: $581 AUD|High: $3,120 AUD|Avg: $1,587 AUD|+20.1%
Michael Trio
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
November 2, 2026
Retailer 4$581 AUD
Retailer 12$628 AUD
Retailer 13$785 AUD
Retailer 6$1,056 AUD
Retailer 7$1,121 AUD
Retailer 8$1,163 AUD
Retailer 9$1,500 AUD
Retailer 11$1,555 AUD
Retailer 5$1,910 AUD
Retailer 2$1,952 AUD
Retailer 3$2,223 AUD
Retailer 14$2,312 AUD
Retailer 10$2,553 AUD
Michael Trio$3,120 AUD

35 data points across 14 retailers

15 retailers$628 AUD to $3,120 AUD

A
Cheapest Retailer
-
$628 AUD
$440 USD
A
Retailer 2
-
$785 AUD
$550 USD
View
A
Retailer 3
-
$1,056 AUD
$740 USD
View
A
Retailer 4
-
$1,121 AUD
ZAR 12,688 ZAR
View
A
Retailer 5
-
$1,163 AUD
£642 GBP
View
B+
Retailer 6
-
$1,500 AUD
View
B
Retailer 7
-
$1,555 AUD
$1,090 USD
View
B
Retailer 8
-
$1,910 AUD
CA$1,859 CAD
View
B
Retailer 9
-
$1,952 AUD
$1,368 USD
View
B
Retailer 10
-
$1,973 AUD
$1,383 USD
View
Retailer 11
-
$2,192 AUD
$1,536 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$2,223 AUD
$1,558 USD
View
B
Retailer 13
-
$2,312 AUD
$1,621 USD
View
B
Retailer 14
-
$2,553 AUD
£1,409 GBP
View
Most Expensive
B
Michael Trio
7822892380 · Nov 2
$3,120 AUD
SGD 2,955 SGD
View
14 more retailers have this diamond
Prices start from $628 AUDSave up to $2,492 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
$628 AUD