CaratHunter
Plans
Marquise|Lab Grown|IGI

4.00ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG734536625

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG734536625

Diamond specifications and retailer prices

From $8,752 CAD
$6,265 USD
As of October 30, 2026
Save $24,615 CAD (74%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $37,804 CAD at Novita Diamonds · As of September 29, 2026
View at Novita Diamonds

About this 4ct lab-grown marquise diamond

This 4ct 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 LG734536625 or 734536625. Listed at 20 retailers as of October 30, 2026, with a 281% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.00
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734536625
Dimensions15.47 × 7.97 × 5.23 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.47 mm7.97 mm4.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734536625
Side View
Table 65.0%Crown 37.5°Girdle: STK-VTKPavilion 40°Culet: NoneDepth 65.6%

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: $37,804 CAD|Low: $7,219 CAD|High: $37,804 CAD|Avg: $17,699 CAD
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
October 30, 2026
Retailer 16$8,752 CAD
Retailer 17$8,778 CAD
Retailer 6$9,201 CAD
Retailer 4$9,527 CAD
Retailer 9$10,470 CAD
Retailer 3$11,533 CAD
Retailer 12$11,898 CAD
Retailer 5$13,561 CAD
Retailer 18$14,714 CAD
Retailer 14$15,351 CAD
Retailer 7$18,028 CAD
Retailer 13$19,501 CAD
Retailer 11$20,287 CAD
Retailer 15$21,088 CAD
Retailer 2$22,644 CAD
Retailer 10$29,137 CAD
Retailer 8$33,367 CAD
Novita Diamonds$37,804 CAD

26 data points across 18 retailers

20 retailers$8,752 CAD to $33,367 CAD

A
Cheapest Retailer
-
$8,752 CAD
$6,265 USD
A
Retailer 2
-
$8,778 CAD
$6,284 USD
View
A
Retailer 3
-
$9,201 CAD
$6,587 USD
View
Final sale: no returns
Retailer 4
-
$9,387 CAD
$6,720 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$9,527 CAD
$6,820 USD
View
Retailer 6
-
$10,326 CAD
$7,392 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$11,533 CAD
$8,256 USD
View
A
Retailer 8
-
$11,898 CAD
£6,707 GBP
View
A
Retailer 9
-
$13,561 CAD
£7,644 GBP
View
A
Retailer 10
-
$14,714 CAD
$10,533 USD
View
A
Retailer 11
-
$15,351 CAD
€10,466 EUR
View
A
Retailer 12
-
$16,763 CAD
$12,000 USD
View
B+
Retailer 13
-
$18,028 CAD
$12,906 USD
View
B+
Retailer 14
-
$19,501 CAD
£10,992 GBP
View
B+
Retailer 15
-
$20,287 CAD
ZAR 234,623 ZAR
View
Retailer 16
-
$21,088 CAD
A$23,225 AUD
View
Price last confirmed 8 days ago
B+
Retailer 17
-
$22,644 CAD
$16,210 USD
View
Retailer 18
-
$27,491 CAD
$19,680 USD
View
Price last confirmed 32 days ago
B
Retailer 19
-
$33,367 CAD
$23,886 USD
View
Most Expensive
Novita Diamonds
cert_734536625 · Sep 29
$37,804 CAD
A$41,635 AUD
View
Price last confirmed 32 days ago
19 more retailers have this diamond
Prices start from $8,752 CADSave up to $24,615 CAD

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
4.00ct Marquise
$8,752 CAD