Venere Diamond is a balanced adjustable second stage with dive/predive knob.
For 631313 we include a 70cm hose, while the hose for 631414 is not included.
For hoses please check https://soprastek.com/product-category/regulators-and-gauges/hoses-regulators/
and https://soprassub.com/product-category/hoses/regulator-hoses/
