Marquise|Lab Grown|IGI

4.01ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG812625069

Certificate IGI LG812625069

Diamond specifications and retailer prices

From $8,059 USD
Save $26,376 USD (77%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $34,435 USD at Taylor and Hart
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 LG812625069 or 812625069. Listed at 28 retailers, with prices from $8,059 to $34,435 at Taylor and Hart, a $26,376 spread on the same certified stone. 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
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812625069
Dimensions16.85 × 8.05 × 5.04 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.85 mm8.05 mm4.01 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812625069
Side View
Table 62.0%Crown 34.5°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $12,388 USD|Low: $7,595 USD|High: $55,600 USD|Avg: $18,754 USD
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Retailer 26
Taylor and Hart
September 30, 2026
Retailer 20$8,059 USD
Retailer 18$8,667 USD
Retailer 12$9,496 USD
Retailer 22$9,876 USD
Retailer 14$9,944 USD
Retailer 9$10,180 USD
Retailer 4$10,825 USD
Retailer 3$10,863 USD
Retailer 15$10,895 USD
Retailer 11$10,963 USD
Retailer 25$11,015 USD
Retailer 1$12,388 USD
Retailer 26$12,802 USD
Retailer 24$13,461 USD
Retailer 7$15,789 USD
Retailer 2$17,155 USD
Retailer 10$17,451 USD
Retailer 19$19,072 USD
Retailer 23$19,898 USD
Retailer 6$21,710 USD
Retailer 16$22,140 USD
Retailer 5$22,565 USD
Retailer 21$23,020 USD
Retailer 8$28,813 USD
Retailer 17$30,685 USD
Taylor and Hart$34,435 USD
Retailer 13$55,600 USD

28 data points across 27 retailers

28 retailers$8,059 USD to $34,435 USD

A
Cheapest Retailer
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$8,059 USD
A
Retailer 2
-
$9,496 USD
View
A
Retailer 3
-
$9,876 USD
View
A
Retailer 4
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$9,944 USD
CA$13,811 CAD
View
A
Retailer 5
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$10,180 USD
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A
Retailer 6
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$10,825 USD
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A
Retailer 7
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$10,863 USD
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A
Retailer 8
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$10,895 USD
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A
Retailer 9
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$10,963 USD
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A
Retailer 10
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$11,015 USD
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A
Retailer 11
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$12,388 USD
View
B+
Retailer 12
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$12,802 USD
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B+
Retailer 13
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$13,450 USD
£10,591 GBP
View
B+
Retailer 14
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$15,789 USD
£12,432 GBP
View
B+
Retailer 15
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$17,155 USD
€16,338 EUR
View
B+
Retailer 16
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$17,451 USD
A$26,848 AUD
View
B+
Retailer 17
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$19,072 USD
View
B+
Retailer 18
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$19,898 USD
£15,668 GBP
View
B+
Retailer 19
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$19,985 USD
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B
Retailer 20
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$21,710 USD
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B
Retailer 21
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$22,140 USD
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B
Retailer 22
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$22,565 USD
View
Price last confirmed 8 days ago
B
Retailer 23
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$22,750 USD
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Price last confirmed 19 days ago
B
Retailer 24
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$23,020 USD
ZAR 371,888 ZAR
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B
Retailer 25
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$28,813 USD
View
B
Retailer 26
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$30,685 USD
View
Most Expensive
B
Taylor and Hart
1LN4HEB · Sep 30
$34,435 USD
View
26 more retailers have this diamond
Prices start from $8,059 USDSave up to $26,376 USD

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.

A
4.01ct Marquise
$8,059 USD