Rolex Datejust 36 — Ref. 16030 (circa 1978–1988)

Model: Datejust 36
Reference: 16030
Box/Papers: No
Aftermarket: Diamond bezel and jubilee-pattern silver dial with diamond 6 & 9 — real diamonds but NOT Rolex factory

Case

• Size: 36 mm

• Material: Stainless steel (Oystersteel)

• Bezel: Originally engine-turned steel; now aftermarket diamond bezel

• Crystal: Acrylic (plexi) with Cyclops date

• Crown/Caseback: Screw-down

• Water Resistance: Originally 100 m; not guaranteed with aftermarket parts/age

• Lug Width: 20 mm

• Thickness (approx.): ~12 mm

Dial

• Style/Color: Jubilee (linen/waffle-style) silver

• Markers: Diamonds at 6 & 9 (aftermarket); remaining stick indexes

• Hands: Steel, lume accents

• Functions: Hours, minutes, seconds, date at 3

Movement

• Caliber: Rolex 3035 (automatic, quickset date)

• Beat Rate: 28,800 vph

• Power Reserve: ~42 hours

• Certification: COSC “Chronometer” (original spec)

Bracelet

• Type: Jubilee or Oyster (varies by example; period-correct Jubilee ref 62510H with 555 end links is common)

• Material: Stainless steel

• Clasp: Folding clasp