Marquise|Lab Grown|IGI

4.01ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG797643200

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797643200

Diamond specifications and retailer prices

From $18,802 NZD
$10,597 USD
As of October 31, 2026
Save $44,383 NZD (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $63,185 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.01ct lab-grown marquise diamond

This 4.01ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG797643200 or 797643200. Listed at 19 retailers as of October 31, 2026, with prices from $18,802 to $63,185, a $44,383 spread on the same certified stone. Taylor and Hart lists it at $63,185. 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

4.01
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797643200
Dimensions16.82 × 8.30 × 5.04 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.82 mm8.30 mm4.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797643200
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.7%

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: Oct 31
Current: $32,656 NZD|Low: $19,626 NZD|High: $56,633 NZD|Avg: $31,759 NZD
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
November 1, 2026
Retailer 9$19,626 NZD
Retailer 14$20,094 NZD
Retailer 3$20,248 NZD
Retailer 4$20,328 NZD
Retailer 15$20,429 NZD
Retailer 2$20,608 NZD
Retailer 12$24,096 NZD
Retailer 5$29,122 NZD
Retailer 6$32,175 NZD
Retailer 1$32,656 NZD
Retailer 10$33,907 NZD
Retailer 13$34,045 NZD
Retailer 8$37,182 NZD
Retailer 11$43,269 NZD
Retailer 7$56,633 NZD

37 data points across 15 retailers

19 retailers$18,802 NZD to $63,185 NZD

Retailer 1
-
$17,525 NZD
$9,877 USD
Price last confirmed 24 days ago
Retailer 2
-
$18,226 NZD
$10,272 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$18,802 NZD
$10,597 USD
View
Retailer 4
-
$19,051 NZD
$10,737 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$19,626 NZD
$11,061 USD
View
Final sale: no returns
A
Retailer 6
-
$20,094 NZD
$11,325 USD
View
A
Retailer 7
-
$20,248 NZD
$11,412 USD
View
Retailer 8
-
$20,328 NZD
$11,457 USD
View
Price last confirmed 30 days ago
A
Retailer 9
-
$20,429 NZD
$11,514 USD
View
Retailer 10
-
$20,608 NZD
$11,615 USD
View
Price last confirmed 18 days ago
B+
Retailer 11
-
$24,096 NZD
£10,693 GBP
View
B+
Retailer 12
-
$29,122 NZD
£12,924 GBP
View
B+
Retailer 13
-
$32,656 NZD
£14,492 GBP
View
B+
Retailer 14
-
$33,907 NZD
$19,110 USD
View
B+
Retailer 15
-
$34,045 NZD
€18,274 EUR
View
B+
Retailer 16
-
$37,182 NZD
$20,956 USD
View
B+
Retailer 17
-
$43,269 NZD
ZAR 393,970 ZAR
View
B
Retailer 18
-
$56,633 NZD
$31,919 USD
View
Most Expensive
B
Taylor and Hart
VQDU9HB · Oct 31
$63,185 NZD
$35,611 USD
View
18 more retailers have this diamond
Prices start from $18,802 NZDSave up to $44,383 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
4.01ct Marquise
$18,802 NZD