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Oval|Lab Grown|IGI

1.06ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG598361414

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG598361414

Diamond specifications and retailer prices

From £127 GBP
$169 USD
As of October 29, 2026
Save £609 GBP (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £736 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.06ct lab-grown oval diamond

This 1.06ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG598361414 or 598361414. Listed at 12 retailers as of October 26, 2026, with prices from £127 to £736, a £609 spread on the same certified stone. MOH London lists it at £736. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.06
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598361414
Dimensions8.01 × 5.73 × 3.62 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.01 mm5.73 mm1.06 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598361414
Side View
Table 58.0%Crown 36.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.2%

Caratlytics Score

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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 29
Current: £736 GBP|Low: £127 GBP|High: £808 GBP|Avg: £385 GBP|-7.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 6£127 GBP
Retailer 4£147 GBP
Retailer 11£157 GBP
Retailer 12£157 GBP
Retailer 2£189 GBP
Retailer 9£265 GBP
Retailer 5£280 GBP
Retailer 10£282 GBP
Retailer 7£339 GBP
Retailer 3£505 GBP
Retailer 8£534 GBP
MOH London£736 GBP

44 data points across 12 retailers

12 retailers£127 GBP to £736 GBP

A
Cheapest Retailer
-
£127 GBP
$169 USD
A
Retailer 2
-
£147 GBP
$196 USD
View
A
Retailer 3
-
£157 GBP
$209 USD
View
A
Retailer 4
-
£157 GBP
$209 USD
View
A
Retailer 5
-
£189 GBP
View
A
Retailer 6
-
£265 GBP
$353 USD
View
A
Retailer 7
-
£280 GBP
View
B+
Retailer 8
-
£282 GBP
$375 USD
View
B+
Retailer 9
-
£339 GBP
$452 USD
View
B
Retailer 10
-
£505 GBP
$673 USD
View
B
Retailer 11
-
£534 GBP
$711 USD
View
Most Expensive
B
MOH London
LG598361414 · Oct 26
£736 GBP
View
11 more retailers have this diamond
Prices start from £127 GBPSave up to £609 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
1.06ct Oval
£127 GBP