Side by side

Sternglas Naos XLvsZelos Hammerhead V3 300m Titanium

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

Naos XL
SternglasNaos XL
MSRP $237
Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

14 of 29 specs differ
Diameter
Naos XL42mm
Hammerhead V3 300m Titanium44mm
Power Reserve
Naos XL
Hammerhead V3 300m Titanium40h
Water Resistance
Naos XL50m
Hammerhead V3 300m Titanium300m
MSRP
Naos XL$237
Hammerhead V3 300m Titanium$559

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
42mm
44mm
Thickness
6.6mm
13mm
Lug-to-Lug
47mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
50m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Ti - Mosaic MOP

Movement

4 specs
Caliber
Miyota 9U15
Seiko NH35
Type
Quartz
Automatic
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$237
$559

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sternglas Naos XL

Owners widely praise the Sternglas Naos XL for its versatile Bauhaus design, domed sapphire crystal, and value, with some finding its larger size comfortable and refined for its price. However, opinions are split on its aesthetic appeal, with one owner finding the hands and face underwhelming, while others appreciate the minimalistic dial. The date font is noted as too small to be useful by one owner, and the stock strap is generally considered basic or prone to wear. Accuracy figures vary, with one owner reporting a Miyota movement running fast and another noting +13 seconds per day. Overall, owners rate the Sternglas Naos XL highly for its Bauhaus aesthetics and affordability, despite some reservations about the movement and strap.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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