Which is cheaper, the Zelos Nasa Edition (sellita) or the Sugess Seestern Chrono S443/S445?

At MSRP the Sugess Seestern Chrono S443/S445 is the cheaper of the two at $399, against $629 for the Zelos Nasa Edition (sellita) — a $230 gap before any retailer discounting.

Which is bigger, the Zelos Nasa Edition (sellita) or the Sugess Seestern Chrono S443/S445?

The Zelos Nasa Edition (sellita) wears larger at 39mm versus 38mm for the Sugess Seestern Chrono S443/S445 — a 1mm difference across the dial.

Which has a longer power reserve, the Zelos Nasa Edition (sellita) or the Sugess Seestern Chrono S443/S445?

The Zelos Nasa Edition (sellita) carries a 40-hour power reserve against 35 hours on the Sugess Seestern Chrono S443/S445.

What movement does the Zelos Nasa Edition (sellita) run compared to the Sugess Seestern Chrono S443/S445?

Both watches run manual movements — the Zelos Nasa Edition (sellita) uses the ETA/Peseux 7001 and the Sugess Seestern Chrono S443/S445 uses the Seagull ST19.

Side by side

Zelos Nasa Edition (sellita)vsSugess Seestern Chrono S443/S445

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Zelos Nasa Edition (sellita)

comet-39mm-nasa

MSRP $629

Sugess Seestern Chrono S443/S445

S443/S445

MSRP $399

At a glance

14 of 29 specs differ

Diameter

Nasa Edition (sellita)39mm

Seestern Chrono S443/S44538mm

Power Reserve

Nasa Edition (sellita)40h

Seestern Chrono S443/S44535h

Water Resistance

Nasa Edition (sellita)50m

Seestern Chrono S443/S44550m

MSRP

Nasa Edition (sellita)$629

Seestern Chrono S443/S445$399

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

Dial Color

NASA Edition (Sellita)

Black

Lume

None

Super-LumiNova BGW9

Movement

4 specs

Caliber

ETA/Peseux 7001

Seagull ST19

Beat Rate

28,800 vph

3 vph

Power Reserve

40h

35h

Complications

None

GMT, Chronograph, Moonphase, Date

Pricing

1 specs

MSRP

$629

$399

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