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Marquise|Lab Grown|IGI

1.55ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG788617266

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788617266

Diamond specifications and retailer prices

From $1,650 NZD
A$1,428 AUD
As of November 3, 2026
4 retailers carry this diamond
Most expensive: $4,333 NZD at Novita Diamonds · As of July 4, 2026
View at Novita 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788617266 or 788617266. Listed at 4 retailers as of November 3, 2026. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788617266
Dimensions12.12 × 6.06 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.12 mm6.06 mm1.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788617266
Side View
Table 58.0%Crown 36.7°Girdle: MediumPavilion 37.8°Culet: NoneDepth 60.4%

Caratlytics Score

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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 3
Current: $1,650 NZD|Low: $632 NZD|High: $5,634 NZD|Avg: $2,530 NZD
Retailer 1
Retailer 2
Retailer 3
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Retailer 19
October 21, 2026
Retailer 2$632 NZD
Retailer 14$940 NZD
Retailer 7$1,183 NZD
Retailer 11$1,504 NZD
Retailer 19$1,575 NZD
Retailer 9$1,624 NZD
Retailer 13$1,644 NZD
Retailer 1$1,650 NZD
Retailer 12$1,764 NZD
Retailer 17$1,830 NZD
Retailer 6$2,010 NZD
Retailer 4$2,511 NZD
Retailer 3$3,550 NZD
Retailer 8$3,791 NZD
Retailer 5$4,035 NZD
Retailer 16$4,120 NZD
Retailer 10$4,356 NZD
Retailer 15$4,548 NZD
Retailer 18$5,634 NZD

8 data points across 19 retailers

4 retailers

Retailer 1
-
$1,183 NZD
HK$5,200 HKD
Price last confirmed 59 days ago
A
Retailer 2
-
$1,650 NZD
A$1,428 AUD
View
Retailer 3
-
$4,035 NZD
$2,270 USD
View
Price last confirmed 54 days ago
Most Expensive
Novita Diamonds
cert_788617266 · Jul 4
$4,333 NZD
A$3,751 AUD
View
Price last confirmed 122 days ago
3 more retailers have this diamond
Prices start from $1,650 NZD

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
$1,650 NZD