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Marquise|Lab Grown|IGI

4.10ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG841688002

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841688002

Diamond specifications and retailer prices

From £625 GBP
$839 USD
As of November 1, 2026
Save £1,920 GBP (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,545 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.1ct lab-grown marquise diamond

This 4.1ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841688002 or 841688002. Listed at 6 retailers as of November 1, 2026, with prices from £625 to £2,545, a £1,920 spread on the same certified stone. Rare Carat lists it at £2,545. 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

4.10
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841688002
Dimensions15.78 × 8.27 × 5.34 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.78 mm8.27 mm4.10 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841688002
Side View
Table 59.0%Crown 36.5°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 64.6%

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: Nov 1
Current: £2,545 GBP|Low: £625 GBP|High: £2,571 GBP|Avg: £1,264 GBP|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 26, 2026
Retailer 5£625 GBP
Retailer 4£709 GBP
Retailer 3£929 GBP
Retailer 6£1,302 GBP
Retailer 2£1,462 GBP
Rare Carat£2,545 GBP

5 data points across 6 retailers

6 retailers£625 GBP to £2,545 GBP

B+
Cheapest Retailer
-
£625 GBP
$839 USD
A
Retailer 2
-
£709 GBP
$952 USD
View
A
Retailer 3
-
£929 GBP
$1,246 USD
View
B+
Retailer 4
-
£1,302 GBP
$1,748 USD
View
B+
Retailer 5
-
£1,462 GBP
View
Most Expensive
B
Rare Carat
SM-47-1600_l_841688002 · Nov 1
£2,545 GBP
$3,415 USD
View
5 more retailers have this diamond
Prices start from £625 GBPSave up to £1,920 GBP

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
4.10ct Marquise
£625 GBP