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Marquise|Lab Grown|IGI

4.09ct D IF Marquise Lab Grown Diamond

VG • D/IF • IGI LG762544941

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762544941

Diamond specifications and retailer prices

From $19,097 NZD
$10,745 USD
As of November 1, 2026
Save $52,631 NZD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $71,728 NZD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 4.09ct lab-grown marquise diamond

This 4.09ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG762544941 or 762544941. Listed at 13 retailers as of October 29, 2026, with prices from $19,097 to $71,728, a $52,631 spread on the same certified stone. Cape Diamonds lists it at $71,728. 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

4.09
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544941
Dimensions16.67 × 8.18 × 5.13 mm
L/W Ratio2.04
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
16.67 mm8.18 mm4.09 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544941
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.7%

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 1
Current: $71,728 NZD|Low: $17,009 NZD|High: $94,034 NZD|Avg: $46,293 NZD|-10.8%
Cape 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
November 2, 2026
Retailer 11$19,097 NZD
Retailer 5$22,481 NZD
Retailer 6$23,296 NZD
Retailer 14$25,815 NZD
Retailer 12$30,211 NZD
Retailer 10$36,808 NZD
Retailer 2$37,194 NZD
Retailer 7$52,931 NZD
Retailer 13$55,164 NZD
Retailer 4$57,286 NZD
Retailer 9$57,357 NZD
Retailer 8$58,354 NZD
Cape Diamonds$71,728 NZD
Retailer 3$94,034 NZD

28 data points across 14 retailers

13 retailers$19,097 NZD to $71,728 NZD

A
Cheapest Retailer
-
$19,097 NZD
$10,745 USD
B+
Retailer 2
-
$22,481 NZD
$12,649 USD
View
B+
Retailer 3
-
$25,815 NZD
$14,525 USD
View
B+
Retailer 4
-
$30,211 NZD
$16,998 USD
View
B
Retailer 5
-
$36,808 NZD
$20,710 USD
View
B
Retailer 6
-
$37,194 NZD
£16,478 GBP
View
B
Retailer 7
-
$52,931 NZD
£23,450 GBP
View
B
Retailer 8
-
$55,164 NZD
$31,038 USD
View
B
Retailer 9
-
$57,357 NZD
€30,735 EUR
View
B
Retailer 10
-
$58,354 NZD
A$50,512 AUD
View
Most Expensive
B
Cape Diamonds
cert_762544941 · Oct 29
$71,728 NZD
ZAR 651,988 ZAR
View
10 more retailers have this diamond
Prices start from $19,097 NZDSave up to $52,631 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
4.09ct Marquise
$19,097 NZD