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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG844657759

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844657759

Diamond specifications and retailer prices

From $372 AUD
$261 USD
As of October 27, 2026
Save $2,590 AUD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,961 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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), with a top-tier cut grade and certified by IGI LG844657759 or 844657759. Listed at 23 retailers as of October 27, 2026, with prices from $372 to $2,961, a $2,590 spread on the same certified stone. Brilliant Earth lists it at $2,961. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844657759
Dimensions11.93 × 6.06 × 3.81 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
11.93 mm6.06 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844657759
Side View
Table 59.0%Crown 37.6°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.9%

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 27
Current: $777 AUD|Low: $372 AUD|High: $1,929 AUD|Avg: $1,015 AUD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 11
Retailer 12
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Retailer 21
Retailer 22
October 29, 2026
Retailer 5$372 AUD
Retailer 18$410 AUD
Retailer 13$437 AUD
Retailer 8$467 AUD
Retailer 11$467 AUD
Retailer 14$546 AUD
Retailer 2$619 AUD
Retailer 16$683 AUD
Retailer 4$729 AUD
Retailer 1$777 AUD
Retailer 15$796 AUD
Retailer 12$869 AUD
Retailer 6$945 AUD
Retailer 3$1,066 AUD
Retailer 17$1,419 AUD
Retailer 7$1,421 AUD
Retailer 9$1,435 AUD
Retailer 20$1,474 AUD
Retailer 10$1,500 AUD
Retailer 22$1,546 AUD
Retailer 21$1,684 AUD
Retailer 19$1,839 AUD

11 data points across 22 retailers

23 retailers$372 AUD to $2,961 AUD

A
Cheapest Retailer
-
$372 AUD
$261 USD
A
Retailer 2
-
$410 AUD
$288 USD
View
Final sale: no returns
Retailer 3
-
$437 AUD
$307 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$467 AUD
$328 USD
View
A
Retailer 5
-
$467 AUD
$328 USD
View
Retailer 6
-
$546 AUD
£302 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$619 AUD
$435 USD
View
A
Retailer 8
-
$683 AUD
$480 USD
View
A
Retailer 9
-
$729 AUD
€488 EUR
View
A
Retailer 10
-
$777 AUD
$546 USD
View
Retailer 11
-
$796 AUD
ZAR 9,035 ZAR
View
Price last confirmed 8 days ago
A
Retailer 12
-
$869 AUD
£481 GBP
View
A
Retailer 13
-
$945 AUD
$664 USD
View
B+
Retailer 14
-
$1,066 AUD
View
B+
Retailer 15
-
$1,419 AUD
$997 USD
View
B+
Retailer 16
-
$1,421 AUD
$998 USD
View
B+
Retailer 17
-
$1,435 AUD
View
B+
Retailer 18
-
$1,474 AUD
SGD 1,399 SGD
View
B+
Retailer 19
-
$1,500 AUD
$1,054 USD
View
B+
Retailer 20
-
$1,546 AUD
$1,086 USD
View
B
Retailer 21
-
$1,684 AUD
$1,183 USD
View
B
Retailer 22
-
$1,839 AUD
£1,017 GBP
View
Most Expensive
B
Brilliant Earth
22282219A · Oct 28
$2,961 AUD
$2,080 USD
View
22 more retailers have this diamond
Prices start from $372 AUDSave up to $2,590 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
$372 AUD