×
carat vs. color  length*  width*
  ×

(or examine a )
* size in mm (optional)

4 Carat Moissanite (Oval, 13.08×8.72mm, White)

Color:
white
actual size
4ct Moissanite displayed at actual size of 13.08×8.72mm, (Oval cut, White
Actual size is set for screen


How big is a 4 carat oval-cut Moissanite?

It depends on the cut parameters and length-to-width ratio, but a typical size of a 4ct oval-cut Moissanite would be around 13.08×8.72 mm (±6%). The lw ratio of this Moissanite is 1.5. See below how big it looks on a ring and finger. 
Ring:
Skin tone:
Ring width: 3.0 mm
Saved...
Finger image
Ring on finger
White 4ct Moissanite (oval cut) shown in real-world size of 13.08×8.72mm on a ring and finger
64 mm
Your settings
Ring
Gold
Skin tone
Light
Ring diameter
16.9 mm
Ring width
3.0 mm
Finger length
64 mm
Finger coverage
52 %
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2

Additional Info

Named after French chemist Henri Moissan, who discovered it in 1893, natural moissanite is extremely rare and not used for jewelry. Lab-created moissanite, however, is a very popular diamond simulant - and significantly cheaper than diamonds.

Where to buy?
For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile

Gem Details

Name:
Moissanite
Shape:
Oval
Chemical Formula:
SiC
Crystal Structure:
Hexagonal
Hardness:
9 - 9.5
Specific Gravity
3.22
Carat weight:
4 ct
Gram weight:
0.8 g (0.0282 ounces)
Points:
400 pts
Length:
13.08 mm
Width:
8.72 mm
Est. face-up size:
93.53 mm²
Volume:
248.45 mm³
Length-to-width ratio:
1.5
Refractive Index:
2.65 - 2.69
Luster:
Adamantine
Wearability:
Excellent
Care Instructions:
No special or unusual care
Color:
Moissanite can be found in the following colors:
Color WhiteColor Light OrangeColor OrangeColor Light BrownColor Light YellowColor YellowColor Light Yellowish GreenColor Light Green Color GreenColor Light Bluish GreenColor Bluish GreenColor Light GrayColor GrayColor Black
Birthstone:
Moissanite is not an official birthstone of any month

Popular comparisons: