River plan with top set when third diamond hits

[avisco01]

First hand so no reads. What's the best plan for the river when the obvious draw hits?

Full Tilt Poker - No Limit Hold'em Cash Game - $0.25/$0.50 Blinds - 9 Players - (LegoPoker Hand History Converter)

SB: $9.30
BB: $57.00
UTG: $63.85
Hero (UTG+1): $50.00
MP1: $42.95
MP2: $15.05
MP3: $29.85
CO: $48.50
BTN: $26.05

Hero posts $0.50
Preflop: Hero is dealt 9[img]/images/graemlins/heart.gif[/img] 9[img]/images/graemlins/diamond.gif[/img] (9 Players)
UTG folds, Hero checks, MP1 folds, MP2 calls $0.50, 3 folds, SB calls $0.25, BB checks

Flop: ($2) 4[img]/images/graemlins/diamond.gif[/img] 9[img]/images/graemlins/club.gif[/img] 2[img]/images/graemlins/diamond.gif[/img] (4 Players)
SB checks, <font color="red">BB bets $2.00</font>, <font color="red">Hero raises to $6.00</font>, 2 folds, BB calls $4.00

Turn: ($14) 5[img]/images/graemlins/club.gif[/img] (2 Players)
BB checks, <font color="red">Hero bets $8.00</font>, BB calls $8.00

River: ($30) 8[img]/images/graemlins/diamond.gif[/img] (2 Players)
BB checks, Hero ??

[Jzo19]

post in full ring forum .

dont post blind out of position ,

bet more on turn about (10,10.5 or so)

i probably cry and check river ,,,

[avisco01]

Does this hand not belong in micro? Sorry if I posted in wrong forum. Thanks for the advice.