Lady Eliza Spencer is no stranger to a pristine evening look, but she rocked a new hair transformation on 21 October – and looked better than ever. The niece of Princess Diana , 33, made a stunning appearance at the Estee Lauder Companies' Breast Cancer Campaign Pink Ribbon Dinner at NIJŪ, a Japanese restaurant in London's Mayfair. The daughter of Earl Charles Spencer and model Victoria Aitken was seen wearing her platinum blonde locks in boho mermaid waves – a far cry from her go-to slicked-back bun.

Her crinkled waves were parted in the centre, and they tumbled over her shoulders for a relaxed look. Mermaid hair is created by using a crimping tool where lengths are clamped between heated barrels, leaving the impression of loose waves. Meanwhile, her twin sister Lady Amelia Spencer,

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