Every reference with a known width takes the same strap size. Your reference is engraved on the case back or between the lugs at 6 o'clock.
20 mm
Verification: From our database, not yet verified
39 mm case · 2020
Indicative information. Check your watch before buying a strap: whatsmylugwidth.com is not responsible for an incorrect size.
The Formex Essence ThirtyNine takes a 20 mm strap: all 9 references with a listed width in our database use 20 mm. Check the reference on your case back to be sure.
Formex Essence ThirtyNine references in our database. Each card says where its width comes from: listed by the maker (linked to the maker's page in the details), two independent sources agree, or listed in our database and not yet verified by us.
Essence ThirtyNine Alpine White
Lug width: 20 mm
Source: DatabaseCase size: 39 mmAlpine White dialCase material: Stainless steel
Essence ThirtyNine Baguette Diamond Green
Lug width: 20 mm
Source: DatabaseCase size: 39 mmBaguette Diamond Green dialCase material: Stainless steel
Essence ThirtyNine Black Pearl
Lug width: 20 mm
Source: DatabaseCase size: 39 mmBlack Pearl dialCase material: Stainless steel
Essence ThirtyNine Blue
Lug width: 20 mm
Source: DatabaseCase size: 39 mmYear: 2020Blue dialCase material: Steel
Essence ThirtyNine Malachite
Lug width: 20 mm
Source: DatabaseCase size: 39 mmMalachite dialCase material: Stainless steel
Essence ThirtyNine Radiant Bronze
Lug width: 20 mm
Source: DatabaseCase size: 39 mmRadiant Bronze dialCase material: Stainless steel
Essence ThirtyNine Space Ghost
Lug width: 20 mm
Source: DatabaseCase size: 39 mmSpace Ghost dialCase material: Stainless steel
Essence ThirtyNine Space Glacier
Lug width: 20 mm
Source: DatabaseCase size: 39 mmSpace Glacier dialCase material: Stainless steel
Essence ThirtyNine Space Gold
Lug width: 20 mm
Source: DatabaseCase size: 39 mmSpace Gold dialCase material: Stainless steel
No reference matches.
The Formex Essence ThirtyNine takes a 20 mm strap: all 9 references with a listed width in our database use 20 mm. Check the reference on your case back to be sure. These widths come from our database and are not yet verified.
From our database, which lists 9 Formex Essence ThirtyNine references, 9 of them with a listed width. Each reference card says whether the maker lists the width, two independent sources agree on it, or it is not yet verified.
The gap between the two lugs that hold the strap, in millimetres. A new strap must match it exactly: 20 mm lugs take a 20 mm strap.
Most watches use spring bars, so any strap of the right width fits. Many smartwatches use their own band system instead, such as Apple Watch bands or Garmin QuickFit.