diff --git a/BizHawk.Client.Common/tools/Watch/ByteWatch.cs b/BizHawk.Client.Common/tools/Watch/ByteWatch.cs
index 7d6c53738c..e576b01edd 100644
--- a/BizHawk.Client.Common/tools/Watch/ByteWatch.cs
+++ b/BizHawk.Client.Common/tools/Watch/ByteWatch.cs
@@ -200,24 +200,7 @@ namespace BizHawk.Client.Common
 		/// Get a string representation of difference
 		/// between current value and the previous one
 		/// </summary>
-		public override string Diff
-		{
-			get
-			{
-				string diff = "";
-				int diffVal = _value - _previous;
-				if (diffVal > 0)
-				{
-					diff = "+";
-				}
-				else if (diffVal < 0)
-				{
-					diff = "-";
-				}
-
-				return $"{diff}{((byte)Math.Abs(diffVal))}";
-			}
-		}
+		public override string Diff => $"{(byte)Math.Abs(_value - _previous):+G;-G;G}";
 
 		/// <summary>
 		/// Get the maximum possible value
diff --git a/BizHawk.Client.Common/tools/Watch/WordWatch.cs b/BizHawk.Client.Common/tools/Watch/WordWatch.cs
index 968e81e0f8..1fb49b7823 100644
--- a/BizHawk.Client.Common/tools/Watch/WordWatch.cs
+++ b/BizHawk.Client.Common/tools/Watch/WordWatch.cs
@@ -214,24 +214,7 @@ namespace BizHawk.Client.Common
 		/// Get a string representation of difference
 		/// between current value and the previous one
 		/// </summary>
-		public override string Diff
-		{
-			get
-			{
-				string diff = "";
-				int diffVal = _value - _previous;
-				if (diffVal > 0)
-				{
-					diff = "+";
-				}
-				else if (diffVal < 0)
-				{
-					diff = "-";
-				}
-
-				return $"{diff}{((ushort)Math.Abs(diffVal))}";
-			}
-		}
+		public override string Diff => $"{(ushort)Math.Abs(_value - _previous):+G;-G;G}";
 
 		/// <summary>
 		/// Get the maximum possible value