Architectural Features
Late C13 east arcades of north and south transepts.
Probably late C13 Chancel.
Chancel arch was rebuilt C15.
C16 reconstruction of north and south aisles and north transept, Nave rebuilt, south porch added.
Red plain tiled roofs with ornate ridge tiles.
Chancel, angle buttresses, partly restored C14 east window, 3 cinquefoil ogee lights, tracery over, 2 centred head, moulded label.
North wall C14 origin 2 centre arched window, moulded label, doorway below of similar type and probably similar date, but with moulded capitals and bases to attached shafts.
South wall, window similar to that in north wall, 2 red brick buttresses with a window between, this probably C13 with a shouldered head.
East wall of south chapel, north window C19/C20 except for C14 rear arch and splays, 2 cusped ogee lights, quatrefoil over, moulded 2 centred head, label, south window, C14 origin, 2 cinquefoiled lights, tracery, 2 centred head.
3 C16 windows of 4 trefoiled lights, vertical tracery over, 4 centred heads, moulded band and plinth under.
2 stone monuments with panels over between 2 buttresses.
C19 window in transept with some C14 detail, 3 cusped ogee lights, tracery over, 2 centred head and label.
C16 south chapel window of 3 cusped lights, tracery over, 4 centred head, below and set into it a C19 square headed doorway with moulded label.
West wall, of C16 diapered brick, moulded band and plinth under a 4 light window similar to south wall windows.
C16 nailed vertically boarded door.
C16 south east stair turret angled, with slanting red tiled roof, 4 small lights and forward angle attached to Nave west wall, this with small hipped roof and a moulded brick alcove with 4 centred head above the hipped plinth, moulded band over.
West window C14 origin of 2 pointed lights in a 2 centred head, above it a C18 red brick round headed louvre opening and similar louvres to each face of belfry.
Gargoyle to north wall below crenellations.
C16 chequered flint and rubble with red brick repairs.
The north doorway is between the western windows, with moulded and shafted jambs, 2 centred arch under a square head, the spandrels carved with a crowned monogram of the Virgin and the Arm of an Angel with a sword breaking the wheel of St. Katherine.
North transept C16 window of 3 trefoiled lights, moulded 4 centred head, label over.
Blocked C12 roundel.
Stained glass to most windows.
TM1215 : St Osyth, Ss Peter and Paul's Church: Stained glass window 3
Stone reredos, crenellated, of 3 panels with 4 pinnacled niches each with a carved figure, niche to right and left.
Monuments.
North wall, alabaster and marble table tomb recumbent effigies of man in armour, ruff and mantle, (broken below knees) wife with ruff, cloak etc., canopy resting on carved and panelled pilasters supporting a cornice which carried shields and achievement - John, 2nd Lord Darcy 1580-81 and Francis (Rich) his wife.
South wall, table tomb, similar in general design and materials to north wall monument but with panelled centre piece above cornice, the man wears the garter, (left leg broken below knee).
Erected c.1580.
South wall, wall monument to Lucy, Countess Rochford, 2 moulded urns, 1773 by Wm.
Chancel arch, probably C13.
2 centred of 3 chamfered orders with C15 splayed responds, each with 3 moulded and attached capitals.
The north transept was reduced to the width of the aisle and also shortened during the C16 alterations.
Mid C13 east arcade of one and a quarter bays with 2 centred arches of 3 chamfered orders, the round pier has 4 attached shafts with continuous moulded capitals and bases, south arch springs from a moulded corbel, the stem carved with stiff flowers, below is a round shaft, not central with the arch above, moulded corbel to east face.
At different levels are 3 blocked C16 doorways to the rood loft staircase.
Roof tie beam with twisted foliate carving.
2 corbels to east wall, on south bracket a C14 mans head label stop.
Monument against east wall, recessed table tomb, alabaster effigy in robes with cloak and cap, on rear wall brass inscription plate of artist, Fr.
Grigs, 1640, John Darcy, Sergeant-at-law 1638.
South wall, marble tablet with Corinthian capitals and achievement, to Briant Darcie 1587, Bridget (Corbet) his wife, a number of their children and grand- children.
The Nave is entirely early C16 and of brick except the west wall.
On the west wall, south of the tower arch is an early C12 plain respond with chamfered impost relating to the, former south arcade.
Early C16 9 bay single hammer beam roof, moulded wall plates and posts, ridge piece and triple side purlins, curved braces to collars and hammer beams.
North aisle, pulpit, C19 octagonal carved wood with traceried panels.
SL carved on east bay intermediate tie.
Font, C15 Octagonal with cusped side panels enclosing 2 shields with crossed keys, sword and 3 crowns, head of John the Baptist, Angel with shield, knot and heart.
TM1215 : St Osyth, Ss Peter and Paul's Church: c15th octagonal font; sword of St. Paul, key of St. Peter
Early C16 flat roof of 5 bays, moulded wall plates, cambered tie beams on moulded wall posts and corbels, moulded purlins.
West tower late C14, much altered and repaired.
C14 2 centred tower arch of 2 wave moulded orders, chamfered responds each with an attached semi-octagonal shaft, the moulded capitals and bases of unusually wide projection.