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Oval|Lab Grown|IGI

0.71ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG436046404

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436046404

Diamond specifications and retailer prices

From £1,877 GBP
$2,518 USD
As of October 26, 2026
1 retailer carries this diamond
Only listing: £1,877 GBP at Allurez
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Allurez

About this 0.71ct lab-grown oval diamond

This 0.71ct lab-grown oval sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046404 or 436046404. Listed at a single retailer as of October 26, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.71
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046404
Dimensions6.80 × 5.11 × 3.24 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Top View
6.80 mm5.11 mm0.71 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436046404
Side View
Table 60.5%Crown 35.9°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 63.4%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 26
Current: £1,877 GBP|Low: £113 GBP|High: £1,877 GBP|Avg: £537 GBP|+129.4%
Allurez
Retailer 2
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Retailer 5
Retailer 6
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Retailer 8
Retailer 9
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Retailer 12
May 28, 2026
Retailer 10£194 GBP
Retailer 7£234 GBP
Retailer 6£270 GBP
Retailer 4£277 GBP
Retailer 3£357 GBP
Retailer 9£393 GBP
Retailer 2£394 GBP
Retailer 5£462 GBP
Retailer 12£522 GBP
Retailer 11£701 GBP
Retailer 8£789 GBP
Allurez£1,877 GBP

60 data points across 12 retailers

1 retailer

Allurez
3134950 · Oct 26
£1,877 GBP
$2,518 USD
View
Price last confirmed 7 days ago

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.

0.71ct Oval
£1,877 GBP