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Marquise|Lab Grown|IGI

1.03ct F VS1 Marquise Lab Grown Diamond

GD • F/VS1 • IGI LG835624365

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835624365

Diamond specifications and retailer prices

From £198 GBP
As of November 5, 2026
Save £1,021 GBP (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,219 GBP at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG835624365 or 835624365. Listed at 16 retailers as of November 5, 2026, with prices from £198 to £1,219, a £1,021 spread on the same certified stone. Do Amore Diamonds lists it at £1,219. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.03
Carat
F
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835624365
Dimensions10.19 × 5.34 × 3.30 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
10.19 mm5.34 mm1.03 ctF / VS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835624365
Side View
Table 58.0%Crown 34.7°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 61.8%

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 5
Current: £1,219 GBP|Low: £125 GBP|High: £1,278 GBP|Avg: £461 GBP|-4.7%
Do Amore 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
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Retailer 17
November 5, 2026
Retailer 5£125 GBP
Retailer 9£151 GBP
Retailer 6£198 GBP
Retailer 2£207 GBP
Retailer 7£217 GBP
Retailer 3£290 GBP
Retailer 17£383 GBP
Retailer 13£424 GBP
Retailer 4£451 GBP
Retailer 12£459 GBP
Retailer 10£478 GBP
Retailer 8£608 GBP
Retailer 11£610 GBP
Retailer 15£673 GBP
Retailer 16£750 GBP
Retailer 14£812 GBP
Do Amore Diamonds£1,219 GBP

19 data points across 17 retailers

16 retailers£198 GBP to £1,219 GBP

Retailer 1
-
£125 GBP
Price last confirmed 35 days ago
B+
Retailer 2
-
£198 GBP
View
A
Retailer 3
-
£207 GBP
View
B+
Retailer 4
-
£217 GBP
View
B+
Retailer 5
-
£383 GBP
View
B
Retailer 6
-
£424 GBP
View
Retailer 7
-
£451 GBP
View
Price last confirmed 34 days ago
B
Retailer 8
-
£459 GBP
View
B
Retailer 9
-
£478 GBP
View
Retailer 10
-
£572 GBP
View
Price last confirmed 37 days ago
B
Retailer 11
-
£608 GBP
View
B
Retailer 12
-
£610 GBP
View
B
Retailer 13
-
£673 GBP
View
B
Retailer 14
-
£750 GBP
View
B
Retailer 15
-
£812 GBP
View
Most Expensive
C
Do Amore Diamonds
27-DB0FDEED2 · Nov 5
£1,219 GBP
$1,640 USD
View
15 more retailers have this diamond
Prices start from £198 GBPSave up to £1,021 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
1.03ct Marquise
£198 GBP