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Marquise|Lab Grown|IGI

5.08ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG844685956

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844685956

Diamond specifications and retailer prices

From $6,473 USD
As of October 27, 2026
Save $19,429 USD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $25,902 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.08ct lab-grown marquise diamond

This 5.08ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844685956 or 844685956. Listed at 17 retailers as of October 27, 2026, with prices from $6,473 to $25,902, a $19,429 spread on the same certified stone. Taylor and Hart lists it at $25,902. 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

5.08
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844685956
Dimensions18.01 × 9.02 × 5.56 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.01 mm9.02 mm5.08 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844685956
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: $15,255 USD|Low: $6,473 USD|High: $26,408 USD|Avg: $12,625 USD|-1.2%
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
Taylor and Hart
October 29, 2026
Retailer 3$6,473 USD
Retailer 4$7,249 USD
Retailer 2$7,485 USD
Retailer 11$7,773 USD
Retailer 12$8,914 USD
Retailer 7$8,978 USD
Retailer 8$9,400 USD
Retailer 14$9,475 USD
Retailer 15$10,714 USD
Retailer 5$11,088 USD
Retailer 10$13,391 USD
Retailer 9$15,091 USD
Retailer 1$15,255 USD
Retailer 6$16,087 USD
Retailer 13$20,896 USD
Taylor and Hart$25,902 USD

14 data points across 16 retailers

17 retailers$6,473 USD to $25,902 USD

A
Cheapest Retailer
-
$6,473 USD
A
Retailer 2
-
$7,249 USD
View
Final sale: no returns
A
Retailer 3
-
$7,485 USD
View
A
Retailer 4
-
$7,773 USD
£6,120 GBP
View
A
Retailer 5
-
$8,914 USD
View
A
Retailer 6
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$8,978 USD
View
A
Retailer 7
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$9,400 USD
£7,401 GBP
View
A
Retailer 8
-
$9,475 USD
View
A
Retailer 9
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$10,714 USD
£8,436 GBP
View
A
Retailer 10
-
$11,088 USD
View
A
Retailer 11
-
$13,391 USD
View
A
Retailer 12
-
$15,091 USD
£11,883 GBP
View
A
Retailer 13
-
$15,255 USD
ZAR 246,450 ZAR
View
Retailer 14
-
$16,087 USD
A$24,749 AUD
View
Price last confirmed 7 days ago
A
Retailer 15
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$18,580 USD
View
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Retailer 16
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$20,896 USD
View
Most Expensive
A
Taylor and Hart
K7VXD3F · Oct 30
$25,902 USD
View
16 more retailers have this diamond
Prices start from $6,473 USDSave up to $19,429 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.08ct Marquise
$6,473 USD