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Marquise|Lab Grown|IGI

4.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG744513410

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG744513410

Diamond specifications and retailer prices

From $12,548 NZD
$7,060 USD
As of October 30, 2026
Save $33,124 NZD (73%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $45,671 NZD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 4.03ct lab-grown marquise diamond

This 4.03ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744513410 or 744513410. Listed at 17 retailers as of October 30, 2026, with prices from $12,548 to $45,671, a $33,124 spread on the same certified stone. Novita Diamonds lists it at $45,671. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513410
Dimensions15.82 × 8.29 × 5.24 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
15.82 mm8.29 mm4.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513410
Side View
Table 61.0%Crown 38.5°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 63.2%

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: Oct 30
Current: $45,671 NZD|Low: $12,329 NZD|High: $82,790 NZD|Avg: $30,424 NZD|+3.8%
Novita Diamonds
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
November 1, 2026
Retailer 17$12,548 NZD
Retailer 16$12,768 NZD
Retailer 19$12,804 NZD
Retailer 2$13,049 NZD
Retailer 9$14,410 NZD
Retailer 4$14,476 NZD
Retailer 7$16,262 NZD
Retailer 15$16,730 NZD
Retailer 14$16,863 NZD
Retailer 6$18,068 NZD
Retailer 3$27,410 NZD
Retailer 13$29,824 NZD
Retailer 8$34,195 NZD
Retailer 12$35,345 NZD
Retailer 5$40,455 NZD
Retailer 11$41,332 NZD
Novita Diamonds$45,671 NZD
Retailer 18$78,290 NZD
Retailer 10$82,790 NZD

35 data points across 19 retailers

17 retailers$12,548 NZD to $45,671 NZD

A
Cheapest Retailer
-
$12,548 NZD
$7,060 USD
A
Retailer 2
-
$12,768 NZD
$7,184 USD
View
A
Retailer 3
-
$12,804 NZD
$7,204 USD
View
A
Retailer 4
-
$13,049 NZD
$7,342 USD
View
A
Retailer 5
-
$14,410 NZD
$8,108 USD
View
Final sale: no returns
A
Retailer 6
-
$14,476 NZD
$8,145 USD
View
A
Retailer 7
-
$16,262 NZD
$9,150 USD
View
A
Retailer 8
-
$16,730 NZD
$9,413 USD
View
A
Retailer 9
-
$16,863 NZD
$9,488 USD
View
A
Retailer 10
-
$18,068 NZD
$10,166 USD
View
B+
Retailer 11
-
$27,410 NZD
€14,688 EUR
View
B+
Retailer 12
-
$29,824 NZD
£13,213 GBP
View
B+
Retailer 13
-
$34,195 NZD
$19,240 USD
View
B+
Retailer 14
-
$35,345 NZD
A$30,595 AUD
View
B+
Retailer 15
-
$40,455 NZD
$22,762 USD
View
Most Expensive
B
Novita Diamonds
cert_744513410 · Nov 1
$45,671 NZD
A$39,534 AUD
View
15 more retailers have this diamond
Prices start from $12,548 NZDSave up to $33,124 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
4.03ct Marquise
$12,548 NZD