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Oval|Lab Grown|IGI

0.70ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG436046409

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436046409

Diamond specifications and retailer prices

From £328 GBP
$440 USD
As of October 31, 2026
Save £1,204 GBP (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,533 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.7ct lab-grown oval diamond

This 0.7ct 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 LG436046409 or 436046409. Listed at 11 retailers as of October 31, 2026, with prices from £328 to £1,533, a £1,204 spread on the same certified stone. MOH London lists it at £1,533. 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

0.70
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046409
Dimensions6.91 × 5.11 × 3.18 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.91 mm5.11 mm0.70 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046409
Side View
Table 56.5%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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 31
Current: £1,533 GBP|Low: £323 GBP|High: £1,676 GBP|Avg: £711 GBP|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 2£328 GBP
Retailer 8£337 GBP
Retailer 11£376 GBP
Retailer 5£397 GBP
Retailer 9£417 GBP
Retailer 12£417 GBP
Retailer 13£522 GBP
Retailer 10£655 GBP
Retailer 6£701 GBP
Retailer 3£716 GBP
Retailer 7£1,122 GBP
MOH London£1,533 GBP
Retailer 4£1,676 GBP

21 data points across 13 retailers

11 retailers£328 GBP to £1,533 GBP

A
Cheapest Retailer
-
£328 GBP
$440 USD
A
Retailer 2
-
£337 GBP
$451 USD
View
B+
Retailer 3
-
£376 GBP
$504 USD
View
Final sale: no returns
B+
Retailer 4
-
£377 GBP
$505 USD
View
B+
Retailer 5
-
£417 GBP
$559 USD
View
Retailer 6
-
£417 GBP
$559 USD
View
Price last confirmed 16 days ago
B
Retailer 7
-
£655 GBP
$877 USD
View
B
Retailer 8
-
£701 GBP
€895 EUR
View
B
Retailer 9
-
£1,122 GBP
$1,503 USD
View
B
Retailer 10
-
£1,341 GBP
$1,797 USD
View
Most Expensive
B
MOH London
LG436046409 · Nov 1
£1,533 GBP
View
10 more retailers have this diamond
Prices start from £328 GBPSave up to £1,204 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
0.70ct Oval
£328 GBP