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Mitsubishi Chemical · Graphite
Diamana BB
Sixth-generation Blue Board profile using DIALEAD fiber and Xlink resin.

Representative profile photo; printed weight or flex may differ from the variant you select. View full-size photo · Photo source
Verified weight and flex options
Weights and lengths are raw, before trimming. Flex codes belong to each manufacturer and are not standardized across brands. Confirm the exact tip and build instructions before buying.
| Variant | Flex | Weight | Torque | Tip diameter | Raw length | Source |
|---|---|---|---|---|---|---|
| Diamana BB 53 R | R | 50g | 4.9° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 53 S | S | 54g | 4.9° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 53 X | X | 55g | 4.9° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 63 R | R | 60g | 3.2° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 63 S | S | 61g | 3.2° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 63 X | X | 62g | 3.2° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 73 S | S | 70g | 2.9° | 0.335″ | 46″ | Official ↗ |
| Diamana BB 73 X | X | 71g | 2.9° | 0.335″ | 46″ | Official ↗ |
- Product-specific tip trim table lists Driver, 3 Wood, 5 Wood, 7 Wood and 9 Wood.
Sources checked 2026-09-02. A club-type listing does not guarantee compatibility with every head or adapter.