CaratHunter
Plans
Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG839681674

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839681674

Diamond specifications and retailer prices

From £131 GBP
$175 USD
As of October 30, 2026
Save £1,168 GBP (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,299 GBP at Do Amore Diamonds · As of October 29, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839681674 or 839681674. Listed at 18 retailers as of October 29, 2026, with prices from £131 to £1,299, a £1,168 spread on the same certified stone. Do Amore Diamonds lists it at £1,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839681674
Dimensions10.07 × 5.20 × 3.11 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.07 mm5.20 mm1.03 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839681674
Side View
Table 66.0%Crown 38.8°Girdle: THK-VTKPavilion 37°Culet: NoneDepth 59.8%

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: Oct 30
Current: £1,299 GBP|Low: £131 GBP|High: £1,299 GBP|Avg: £404 GBP|+3.6%
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 11£131 GBP
Retailer 2£146 GBP
Retailer 18£157 GBP
Retailer 8£163 GBP
Retailer 15£168 GBP
Retailer 5£194 GBP
Retailer 13£226 GBP
Retailer 3£226 GBP
Retailer 4£318 GBP
Retailer 12£327 GBP
Retailer 16£405 GBP
Retailer 6£438 GBP
Retailer 7£460 GBP
Retailer 17£596 GBP
Retailer 10£676 GBP
Retailer 14£707 GBP
Retailer 9£841 GBP
Do Amore Diamonds£1,299 GBP

18 data points across 18 retailers

18 retailers£131 GBP to £1,299 GBP

A
Cheapest Retailer
-
£131 GBP
$175 USD
A
Retailer 2
-
£146 GBP
$195 USD
View
Final sale: no returns
A
Retailer 3
-
£157 GBP
$209 USD
View
A
Retailer 4
-
£163 GBP
$217 USD
View
A
Retailer 5
-
£168 GBP
$224 USD
View
A
Retailer 6
-
£194 GBP
$258 USD
View
A
Retailer 7
-
£226 GBP
View
B+
Retailer 8
-
£226 GBP
$301 USD
View
B+
Retailer 9
-
£318 GBP
ZAR 6,849 ZAR
View
B+
Retailer 10
-
£327 GBP
View
B+
Retailer 11
-
£405 GBP
$539 USD
View
B+
Retailer 12
-
£438 GBP
A$898 AUD
View
B+
Retailer 13
-
£460 GBP
$613 USD
View
B
Retailer 14
-
£596 GBP
$794 USD
View
B
Retailer 15
-
£676 GBP
$900 USD
View
B
Retailer 16
-
£707 GBP
$942 USD
View
B
Retailer 17
-
£841 GBP
View
Most Expensive
B
Do Amore Diamonds
27-62134D797 · Oct 29
£1,299 GBP
$1,730 USD
View
17 more retailers have this diamond
Prices start from £131 GBPSave up to £1,168 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
£131 GBP