Very warm wetsuit will keep you in the water as long as you want.
Two repairs on the shoulder which have been stitched and glued
This suit is from the top end of the billabong range

Here’s what billabong says about the furnace revolution:

The Billabong Furnace Revolution 4/3 is a premium, eco-conscious cold-water wetsuit designed for ultimate flexibility and heat retention
.Key FeaturesMaterial: 100% neoprene-free, crafted from a natural rubber blend (e.g., Organiprene or upcycled) with recycled PET external jersey.Interior Lining: Lined with Graphene-infused yarns, which warm up faster and hold body heat much longer than standard materials.Stretch: Features Airlite 4D stretch technology, allowing for maximum mobility.Seams: Glued and blind-stitched (GBS) with machine-applied internal stretch tape to prevent water from flushing in.