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0.25ct Ruby (Emerald, 4.02×2.98mm, Red) vs 0.06ct Diamond (Baguette, 2.84×1.89mm, White)


Quick summary: When looked from above (face-up position), 0.25ct Ruby (4.02×2.98mm, emerald cut) appears 2.1 times larger than 0.06ct Diamond (2.84×1.89mm, baguette cut). See below how they compare side-by-side on a ring and finger.

0.25ct Ruby (emerald cut)
vs
 0.06ct Diamond (baguette cut)
red
 
white
4.02×2.98 mm 2.84×1.89 mm
actual size
Actual size of 0.25ct Ruby (emerald cut, 4.02×2.98mm, Red color)   Actual size of 0.06ct Diamond (baguette cut, 2.84×1.89mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 0.25ct Ruby (emerald cut, 4.02×2.98mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 0.06ct Diamond (baguette cut, 2.84×1.89mm) on a right ring and finger
Your settings
Ring
 Gold
Skin tone
 Light
Ring diameter
 16.9 mm
Ring width
 3.0 mm
Finger length
 64 mm
Finger coverage
 18% vs 12%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 0.25ct Ruby Emerald (4.02×2.98mm, Red) and 0.06ct Diamond Baguette (2.84×1.89mm, White) as they would appear on a ring and finger. Adjust the ring and finger size to get an idea of how these gemstones would look on your finger.

Where to buy?

For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile

Face-up Size

All things being equal, Ruby will face-up smaller than Diamond for a given carat weight, because it has higher specific gravity (4 vs. 3.52 - this means it's "heavier" compared to Diamond of the same size). Face-up size also depends heavily on the proportions of the cut.

Face-up area is a measure of the size of the gem when viewed from above (as set in a ring). It tells you how big the gem is at the girdle plane.


0.25 Ct Ruby (Emerald) 0.06 Ct Diamond (Baguette)
4.02×2.98 mm vs 2.84×1.89 mm
11.14 mm²   5.37 mm²
Face-up size outline for 0.25ct Ruby (4.02×2.98mm, emerald cut)
Face-up size outline for 0.06ct Diamond (2.84×1.89mm, baguette cut)
0.25ct Ruby Emerald (4.02×2.98mm)
0.06ct Diamond Baguette (2.84×1.89mm)
Difference: 107% (5.77 mm²)
0.25ct Ruby (Emerald, 4.02×2.98mm) has approx. 107% more face-up area than 0.06ct Diamond (Baguette, 2.84×1.89mm). In other words, it's 2.07x larger.


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