Citizen Nighthawk CA4377-53H
Ref. CA4377-53H · Gray dial · In production
- Case43 mm
- Water res.200 m
- MovementSolar
- CrystalMineral
Citizen Nighthawk CA4377-53H size, specs and price at a glance
The Citizen Nighthawk CA4377-53H is 43 mm wide. Citizen does not publish its lug-to-lug length. It takes 23.5 mm straps and ships on a bracelet. Inside is the B620 solar calibre, water resistant to 200 m. US list price: $575 when we last checked citizenwatch.com (3 Nov 2026).
Strap shopping? See our Citizen lug width chart.
Overview
The Citizen CA4377-53H is a chronograph watch from the Nighthawk collection. It has a 43 mm stainless steel case. Citizen lists the dial as gray. Inside is a solar movement (calibre B620). You also get 200 m water resistance, a mineral crystal and a bracelet.
Who it suits
- Wrists of roughly 17.2–19.1 cm (6.8–7.5 in), by our Watch Finder sizing guide
- Swimming, snorkelling and diving
- Grab-and-go wear without winding or setting
Strengths
- 200 m water resistance
Trade-offs
- Mineral crystal scratches more easily than sapphire
Written by Watch.co from the published specs below. These are not owner reviews.
Full specifications
Case
| Case diameter | 43 mm | citizenwatch.com · 3 Nov 2026 |
|---|---|---|
| Lug-to-lug | Not published by Citizen | |
| Case material | Stainless steel | citizenwatch.com · 3 Nov 2026 |
| Crystal | Mineral | citizenwatch.com · 3 Nov 2026 |
| Water resistance | 200 m | citizenwatch.com · 3 Nov 2026 |
Dial
| Dial colour | Gray | citizenwatch.com · 3 Nov 2026 |
|---|---|---|
| Date | Date | citizenwatch.com · 3 Nov 2026 |
| Chronograph | Yes | citizenwatch.com · 3 Nov 2026 |
Movement
| Movement type | Solar | citizenwatch.com · 3 Nov 2026 |
|---|---|---|
| Calibre | B620 | citizenwatch.com · 3 Nov 2026 |
Strap / Bracelet
| Bracelet / strap | Bracelet | citizenwatch.com · 3 Nov 2026 |
|---|---|---|
| Lug width | 23.5 mm | citizenwatch.com · 3 Nov 2026 |
Other
| US list price (MSRP) | $575 | citizenwatch.com · 3 Nov 2026 |
|---|---|---|
| Production status | In production | citizenwatch.com · 3 Nov 2026 |
| Style (our classification) | Chronograph | our classification |
Specs are summarised in our own words from the brand's product page. Each row links its source and the date we checked it. Fields we haven't verified are left out rather than guessed.
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Questions about the Citizen Nighthawk CA4377-53H
How big is the Citizen Nighthawk CA4377-53H?
The case is 43 mm wide.
What movement does the Citizen Nighthawk CA4377-53H use?
It uses the B620 calibre, a solar movement.
Can I swim with the Citizen Nighthawk CA4377-53H?
Yes. It is rated to 200 m.
Does the Citizen Nighthawk CA4377-53H have a date?
Yes, it shows the date.
How much is the Citizen Nighthawk CA4377-53H?
The US list price was $575 on citizenwatch.com when we checked on 3 Nov 2026. Prices change, so check before you buy.
Will the Citizen Nighthawk CA4377-53H fit my wrist?
By our sizing guide it sits best on wrists of about 17.2–19.1 cm (6.8–7.5 in). Use the fit checker on this page to test your own wrist.
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