Exodus 25:25

25And you shall make a rim around it a handbreadth
A  handbreadth was about 3 inches or 7.5 centimeters
wide, and a molding of gold around the rim.

Exodus 30:3

3You shall boverlay it with pure gold, its top and around its sides and its horns. And you shall make a molding of gold around it.

1 Kings 18:32

32and with the stones he built an altar in the name of the Lord. And he made a trench about the altar, as great as would contain two seahs
A  seah was about 7 quarts or 7.3 liters
of seed.
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