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Oval|Lab Grown|IGI

0.65ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445036248

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036248

Diamond specifications and retailer prices

From £255 GBP
$342 USD
As of October 29, 2026
Save £1,021 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,276 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.65ct lab-grown oval diamond

This 0.65ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036248 or 445036248. Listed at 11 retailers as of October 29, 2026, with prices from £255 to £1,276, a £1,021 spread on the same certified stone. MOH London lists it at £1,276. 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

0.65
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036248
Dimensions6.89 × 4.84 × 3.05 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.89 mm4.84 mm0.65 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445036248
Side View
Table 56.5%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

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 29
Current: £1,276 GBP|Low: £245 GBP|High: £1,283 GBP|Avg: £599 GBP|+0.6%
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 31, 2026
Retailer 7£255 GBP
Retailer 10£285 GBP
Retailer 5£299 GBP
Retailer 8£316 GBP
Retailer 11£316 GBP
Retailer 12£429 GBP
Retailer 9£510 GBP
Retailer 2£570 GBP
Retailer 3£604 GBP
Retailer 6£928 GBP
Retailer 4£1,272 GBP
MOH London£1,276 GBP

24 data points across 12 retailers

11 retailers£255 GBP to £1,276 GBP

A
Cheapest Retailer
-
£255 GBP
$342 USD
A
Retailer 2
-
£285 GBP
$382 USD
View
Final sale: no returns
A
Retailer 3
-
£296 GBP
$397 USD
View
A
Retailer 4
-
£299 GBP
$400 USD
View
A
Retailer 5
-
£316 GBP
$424 USD
View
Retailer 6
-
£316 GBP
$424 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
£510 GBP
$684 USD
View
B
Retailer 8
-
£570 GBP
€727 EUR
View
B
Retailer 9
-
£928 GBP
$1,244 USD
View
B
Retailer 10
-
£1,017 GBP
$1,363 USD
View
Most Expensive
B
MOH London
LG445036248 · Oct 29
£1,276 GBP
View
10 more retailers have this diamond
Prices start from £255 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
0.65ct Oval
£255 GBP