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Marquise|Lab Grown|GCAL

1.18ct E IF Marquise Lab Grown Diamond

ID • E/IF • GCAL 361737075

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 361737075

Diamond specifications and retailer prices

From $1,212 NZD
As of November 3, 2026
Save $3,610 NZD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,658 NZD at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 1.18ct lab-grown marquise diamond

This 1.18ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GCAL 361737075. Listed at 13 retailers as of November 2, 2026, with a 298% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361737075
Dimensions10.39 × 5.67 × 3.53 mm
L/W Ratio1.83
Culet sizeNone
Top View
10.39 mm5.67 mm1.18 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361737075
Side View
Table 58.0%Crown 35°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 62.2%

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: Nov 3
Current: $7,811 NZD|Low: $1,212 NZD|High: $10,271 NZD|Avg: $4,352 NZD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 5, 2026
Retailer 11$1,212 NZD
Retailer 5$1,904 NZD
Retailer 3$2,021 NZD
Retailer 7$2,072 NZD
Retailer 8$2,131 NZD
Retailer 9$2,209 NZD
Retailer 10$2,626 NZD
Retailer 6$4,570 NZD
Retailer 4$4,662 NZD
Retailer 2$4,822 NZD
Retailer 1$7,811 NZD
Taylor and Hart$8,658 NZD
Retailer 12$10,271 NZD

27 data points across 13 retailers

13 retailers$1,212 NZD to $4,822 NZD

A
Cheapest Retailer
-
$1,212 NZD
B+
Retailer 2
-
$1,904 NZD
View
B+
Retailer 3
-
$2,021 NZD
View
B+
Retailer 4
-
$2,072 NZD
View
B+
Retailer 5
-
$2,131 NZD
View
Final sale: no returns
B+
Retailer 6
-
$2,209 NZD
View
B
Retailer 7
-
$2,626 NZD
View
B
Retailer 8
-
$4,570 NZD
View
B
Retailer 9
-
$4,662 NZD
View
B
Retailer 10
-
$4,822 NZD
View
Retailer 11
-
$7,811 NZD
View
Price under review
Most Expensive
Taylor and Hart
JM4EWIU · Nov 4
$8,658 NZD
$4,880 USD
View
Price under review
11 more retailers have this diamond
Prices start from $1,212 NZDSave up to $3,610 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
1.18ct Marquise
$1,212 NZD