A mid 20th century platinum Sri Lankan colour-change

A mid 20th century platinum Sri Lankan colour-change sapphire and vari-cut diamond bracelet. With report 10140, dated 3rd May 2018, from Cisgem, stating Sri Lanka, no heat, colour-change, estimated dimensions 10.30 by 14.90 by 9.66mms. Estimated total diamond weight 7cts, principal diamonds estimated J-L colour, SI1-P1 clarity. Length 18cms. 28.7gms.
Condition Report: Overall condition good. Some surface scratches/wear in keeping with general age and wear.
Diamonds well matched.
Diamonds bright.

Principal diamonds generally appear to draw a slightly yellowish hue.
Principal diamonds with minor to moderate light and dark inclusions under 10x magnification.
Non-principal diamonds with few minor inclusions under 10x magnification.
Please see report for full details of the sapphire.
Sapphire is a medium slightly violetish blue hue under daylight, changing to a predominately violet hue under incandescent lighting.
Sapphire with good clarity and some typical inclusions. Moderate windowing effect observable through the table. Small cloudy patch observable when viewed at some angles due to the silk inclusions. Slightly uneven colour distribution.
Sapphire in good condition with some small nibbles to facet edges.

Please see the Important Notices for Purchasers for coloured gemstones.

Condition reports are offered as a guide only and we highly recommend inspecting any lot to satisfy yourself as to its condition.

For any further questions you may have on this lot, please do not hesitate to contact Ben Randall at ben@fellows.co.uk