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Marquise|Lab Grown|IGI

4.18ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG817652523

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG817652523

Diamond specifications and retailer prices

From ₹7,98,435 INR
$8,409 USD
As of October 31, 2026
Save ₹13,45,252 INR (63%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: ₹24,62,312 INR at Wholesale Diamonds Direct · As of October 24, 2026
View at Wholesale Diamonds Direct

About this 4.18ct lab-grown marquise diamond

This 4.18ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817652523 or 817652523. Listed at 11 retailers as of October 31, 2026, with a 168% 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

4.18
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817652523
Dimensions16.24 × 8.60 × 5.18 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.24 mm8.60 mm4.18 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817652523
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

Caratlytics Score

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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 31
Current: ₹15,41,039 INR|Low: ₹7,16,398 INR|High: ₹47,51,583 INR|Avg: ₹17,32,707 INR|-1.6%
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
Retailer 16
Retailer 17
Retailer 18
Wholesale Diamonds Direct
October 18, 2026
Retailer 12₹7,98,435 INR
Retailer 18₹8,35,275 INR
Retailer 11₹8,63,014 INR
Retailer 7₹9,35,258 INR
Retailer 14₹10,77,683 INR
Retailer 4₹10,94,394 INR
Retailer 3₹11,61,626 INR
Retailer 6₹13,52,981 INR
Retailer 15₹14,84,258 INR
Retailer 16₹14,90,478 INR
Retailer 1₹15,41,039 INR
Retailer 5₹17,07,961 INR
Retailer 2₹17,38,737 INR
Retailer 17₹20,15,603 INR
Retailer 13₹21,43,686 INR
Wholesale Diamonds Direct₹24,62,312 INR
Retailer 10₹26,28,152 INR
Retailer 8₹29,97,366 INR
Retailer 9₹47,51,583 INR

17 data points across 19 retailers

11 retailers₹7,98,435 INR to ₹21,43,686 INR

A
Cheapest Retailer
-
₹7,98,435 INR
$8,409 USD
Retailer 2
-
₹8,35,275 INR
$8,797 USD
View
Price last confirmed 29 days ago
A
Retailer 3
-
₹8,63,014 INR
CA$12,624 CAD
View
A
Retailer 4
-
₹10,77,683 INR
$11,350 USD
View
B+
Retailer 5
-
₹14,84,258 INR
$15,632 USD
View
B+
Retailer 6
-
₹15,41,039 INR
$16,230 USD
View
Retailer 7
-
₹16,13,201 INR
$16,990 USD
View
Price last confirmed 27 days ago
Retailer 8
-
₹17,38,737 INR
£14,419 GBP
View
Price last confirmed 31 days ago
Retailer 9
-
₹20,15,603 INR
ZAR 342,941 ZAR
View
Price last confirmed 29 days ago
B
Retailer 10
-
₹21,43,686 INR
$22,577 USD
View
Most Expensive
Wholesale Diamonds Direct
475659898 · Oct 24
₹24,62,312 INR
$25,933 USD
View
Price last confirmed 8 days ago
10 more retailers have this diamond
Prices start from ₹7,98,435 INRSave up to ₹13,45,252 INR

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
4.18ct Marquise
₹7,98,435 INR