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Oval|Lab Grown|IGI

1.01ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG836689381

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836689381

Diamond specifications and retailer prices

From £118 GBP
As of November 5, 2026
Save £673 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £791 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown oval diamond

This 1.01ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG836689381 or 836689381. Listed at 16 retailers as of November 5, 2026, with prices from £118 to £791, a £673 spread on the same certified stone. Reve Diamonds lists it at £791. 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

1.01
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836689381
Dimensions8.16 × 5.75 × 3.49 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.16 mm5.75 mm1.01 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836689381
Side View
Table 58.0%Crown 31.9°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £273 GBP|Low: £118 GBP|High: £791 GBP|Avg: £325 GBP|+4.9%
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
Reve Diamonds
November 6, 2026
Retailer 11£118 GBP
Retailer 6£132 GBP
Retailer 13£137 GBP
Retailer 12£146 GBP
Retailer 15£146 GBP
Retailer 8£173 GBP
Retailer 3£198 GBP
Retailer 2£242 GBP
Retailer 9£253 GBP
Retailer 1£273 GBP
Retailer 5£327 GBP
Retailer 14£469 GBP
Retailer 4£496 GBP
Retailer 7£510 GBP
Retailer 10£681 GBP
Reve Diamonds£791 GBP

20 data points across 16 retailers

16 retailers£118 GBP to £791 GBP

A
Cheapest Retailer
-
£118 GBP
A
Retailer 2
-
£132 GBP
View
Final sale: no returns
A
Retailer 3
-
£137 GBP
View
Retailer 4
-
£146 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
£146 GBP
View
A
Retailer 6
-
£173 GBP
View
B+
Retailer 7
-
£198 GBP
View
B+
Retailer 8
-
£242 GBP
View
A
Retailer 9
-
£253 GBP
View
B+
Retailer 10
-
£273 GBP
View
B+
Retailer 11
-
£327 GBP
View
B
Retailer 12
-
£469 GBP
View
B
Retailer 13
-
£496 GBP
View
B
Retailer 14
-
£510 GBP
View
B
Retailer 15
-
£681 GBP
View
Most Expensive
B
Reve Diamonds
4FBBD853E · Nov 6
£791 GBP
$1,058 USD
View
15 more retailers have this diamond
Prices start from £118 GBPSave up to £673 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
1.01ct Oval
£118 GBP