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Octagon Signet Ring: Spec & Details: Click Image For Enlarged View
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Hallmark
Size & Dimensions Chart - (all Head Sizes available in all Finger Sizes)
  Ring
  HEAD SIZE
  (any finger size)
Ladies S
Ladies M
Gents S
Ladies L
Gents M
Gents L
Gents XL
Gents XXL


  a Face Height
9mm
(11/32")
-
12mm
(15/32")
13mm
(1/2")
-
18mm
(23/32")
  b Face Width
8mm
(5/16")
-
10mm
(13/32")
12mm
(15/32")
-
15mm
(19/32")
  c Shank Thickness 
1.7mm
(1/16")
-
1.8mm
(1/16")
1.8mm
(1/16")
-
1.8mm
(1/16")
  d Face Thickness
2.1mm
(3/16")
-
2.1mm
(3/16")
2.1mm
(3/16")
-
2.1mm
(3/16")
  e Shank Depth
2.4mm
(3/32")
-
3.4mm
(9/64")
4.2mm
(5/32")
-
5mm
(3/16")

  SEE Actual Head Sizes

  Silver
4.5grams
( .158oz)
-
8.1grams
(.285 oz)
10.3grams
(.365 oz)
-
13.5grams
(.476 oz)
Weights shown are prior to engraving based on US size 9 / UK size S
  9 Carat Gold
5grams
(.176 oz)
-
9grams
(.317 oz)
11.5grams
(.405 oz)
-
15grams
(.529 oz)
  14 Carat Gold
6grams
(.211 oz)
-
12.5grams
(.440 oz)
14grams
(.493 oz)
-
17.5grams
(.617 oz)
  18 Carat Gold
7.5grams
(.264 oz)
-
14grams
(.493 oz)
17grams
(.599 oz)
-
24.5grams
(.864 oz)