Be Diver (FIVE COMMANDS) by xxjacob06xx

1. /replaceitem entity @p slot.armor.head minecraft:glass 1 0

2. /effect @p water_breathing 1000000

3. /give @p golden_chestplate 1 0 {
    display: {
        Name: "Diver Suit"
    },
    HideFlags: 4,
    Unbreakable: 1
}

4. /give @p golden_leggings 1 0 {
    display: {
        Name: "Diver Pants"
    },
    HideFlags: 4,
    Unbreakable: 1
}

5. /give @p golden_boots 1 0 {
    display: {
        Name: "Diver Boots"
    },
    HideFlags: 4,
    Unbreakable: 1
}

IS WORKS OF ANY VERSIONS

TRY IT FIVE COMMAND BLOCKS