Side by side

Helgray Silverstone (Refurbished)vsYema Navygraf Chrono

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

Silverstone (Refurbished)
HelgraySilverstone (Refurbished)
MSRP $150
Navygraf Chrono
YemaNavygraf Chrono
MSRP $1,999

At a glance

9 of 29 specs differ
Diameter
Silverstone (Refurbished)40mm
Navygraf Chrono40mm
Power Reserve
Silverstone (Refurbished)40h
Navygraf Chrono40h
Water Resistance
Silverstone (Refurbished)50m
Navygraf Chrono100m
MSRP
Silverstone (Refurbished)$150
Navygraf Chrono$1,999

Full specifications

Case

4 specs
Thickness
12mm
13.9mm
Lug-to-Lug
46mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Navy

Movement

2 specs
Caliber
Time Module
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$150
$1,999

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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.

Helgray Silverstone (Refurbished)

Owners widely praise the Helgray Silverstone (Refurbished) for its crisp printing, applied indices, legible date wheel, and solid pushers, noting an amazing fit and finish for the price and an attractive aesthetic. Some owners find the metal bracelet squeaks, and the 24-hour subdial is less desirable than sub seconds. One owner criticizes the thick case, downward-angled lugs that can dig into the wrist, and a crystal with noticeable edge effects. Overall, owners rate the Helgray Silverstone (Refurbished) highly for its impressive build quality and aesthetic appeal at its price point.

Yema Navygraf Chrono

Owners praise the Yema Navygraf Chrono for its handsome, versatile design and the value offered by its Valjoux 7750 movement. A reviewer notes the 40mm case's fully polished finish, which some feel clashes with its sporty aesthetic, and mentions its 13.9mm thickness is noticeable. One owner reported wearing the Yema Navygraf Chrono for two months without issues, receiving compliments. On balance, owners and reviewers find the Yema Navygraf Chrono to be a good-looking and well-specced watch for its price.

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