A rose-pink heart wrapped in chains, pierced by spikes, and fused with mechanical gears. Rose Heartcore is where softness meets steel—sweet but spiked, emotional yet armored. Handcrafted from eco-friendly Japanese resin and stainless steel, every piece is uniquely made to order.
Made to order: 2 working days
*For your reference, sizes S and M are generally recommended for women, and size M and L is typically suitable for men.
If the wearer has a fuller neck or prefers a looser fit, we recommend sizing up for comfort.
Custom lengths are available upon request—please leave a note at checkout.
Rose Heartcore necklace
XS (30cm / 11.8” + 5cm / 2” extender)Neck: 28–31cm (11”–12.2”)
S (35cm / 13.8” + 5cm / 2” extender)Neck: 32–35cm (12.6”–13.8”)
M (40cm / 15.7” + 5cm / 2” extender)Neck: 35–38cm (13.8”–15”)
L (45cm / 17.7” + 5cm / 2” extender)Neck: 38–43cm (15”–16.9”)
XL (50cm/19.7”+5cm/2” extender
