Marquise|Lab Grown|IGI

4.53ct E IF Marquise Lab Grown Diamond

VG • E/IF • IGI LG818696568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818696568

Diamond specifications and retailer prices

From $8,093 NZD
£3,592 GBP
As of October 30, 2026
Save $26,585 NZD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $34,678 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.53ct lab-grown marquise diamond

This 4.53ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG818696568 or 818696568. Listed at 21 retailers as of October 30, 2026, with prices from $8,093 to $34,678, a $26,585 spread on the same certified stone. Taylor and Hart lists it at $34,678. 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

4.53
Carat
E
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818696568
Dimensions18.05 × 8.55 × 5.03 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.05 mm8.55 mm4.53 ctE / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818696568
Side View
Table 61.0%Crown 39.6°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 58.8%

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: Oct 30
Current: $12,600 NZD|Low: $8,018 NZD|High: $33,375 NZD|Avg: $14,998 NZD|+0.5%
Retailer 1
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
October 31, 2026
Retailer 12$8,093 NZD
Retailer 4$8,352 NZD
Retailer 8$8,753 NZD
Retailer 5$9,352 NZD
Retailer 6$9,688 NZD
Retailer 9$9,688 NZD
Retailer 2$9,741 NZD
Retailer 7$12,106 NZD
Retailer 18$12,372 NZD
Retailer 1$12,600 NZD
Retailer 11$13,682 NZD
Retailer 15$14,155 NZD
Retailer 16$17,468 NZD
Retailer 3$18,176 NZD
Retailer 14$20,165 NZD
Retailer 13$20,618 NZD
Retailer 17$21,260 NZD
Retailer 19$26,927 NZD
Retailer 10$33,375 NZD

43 data points across 19 retailers

21 retailers$8,093 NZD to $34,678 NZD

A
Cheapest Retailer
-
$8,093 NZD
£3,592 GBP
A
Retailer 2
-
$8,352 NZD
$4,707 USD
View
A
Retailer 3
-
$8,753 NZD
$4,933 USD
View
A
Retailer 4
-
$9,352 NZD
$5,271 USD
View
Final sale: no returns
Retailer 5
-
$9,688 NZD
$5,460 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$9,688 NZD
$5,460 USD
View
A
Retailer 7
-
$9,741 NZD
$5,490 USD
View
A
Retailer 8
-
$12,106 NZD
$6,823 USD
View
A
Retailer 9
-
$12,372 NZD
$6,973 USD
View
A
Retailer 10
-
$12,411 NZD
$6,995 USD
View
A
Retailer 11
-
$12,600 NZD
£5,592 GBP
View
A
Retailer 12
-
$13,682 NZD
£6,072 GBP
View
A
Retailer 13
-
$14,155 NZD
$7,978 USD
View
A
Retailer 14
-
$17,468 NZD
€9,376 EUR
View
A
Retailer 15
-
$18,176 NZD
$10,244 USD
View
A
Retailer 16
-
$20,165 NZD
£8,949 GBP
View
A
Retailer 17
-
$20,618 NZD
ZAR 187,730 ZAR
View
Retailer 18
-
$21,260 NZD
A$18,434 AUD
View
Price last confirmed 9 days ago
B+
Retailer 19
-
$26,927 NZD
$15,176 USD
View
B+
Retailer 20
-
$33,375 NZD
SGD 25,419 SGD
View
Most Expensive
B
Taylor and Hart
B186UO5 · Oct 31
$34,678 NZD
$19,545 USD
View
20 more retailers have this diamond
Prices start from $8,093 NZDSave up to $26,585 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
4.53ct Marquise
$8,093 NZD