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Oval|Natural|GIA

3.51ct E SI2 Oval Natural Diamond

E/SI2

Diamond specifications and retailer prices

From $66,490 SGD
CA$72,051 CAD
As of October 30, 2026
Save $13,813 SGD (17%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $80,304 SGD at The Diamond Guys · As of October 29, 2026
View at The Diamond Guys

About this 3.51ct natural oval diamond

This 3.51ct natural oval sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included) and certified by GIA. Listed at 2 retailers as of October 29, 2026, with prices from $66,490 to $80,304, a $13,813 spread on the same certified stone. The Diamond Guys lists it at $80,304. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
E
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions12.43 × 8.11 × 5.10 mm
L/W Ratio1.53
Top View
12.43 mm8.11 mm3.51 ctE / SI2
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA
Side View
Table 60.0%CrownGirdle: MediumPavilionCuletDepth 62.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $66,490 SGD|Low: $66,490 SGD|High: $80,304 SGD|Avg: $75,699 SGD
Retailer 1
The Diamond Guys
September 4, 2026
Retailer 1$66,490 SGD
The Diamond Guys$80,304 SGD

2 data points across 2 retailers

2 retailers$66,490 SGD to $80,304 SGD

B
Cheapest Retailer
-
$66,490 SGD
CA$72,051 CAD
Most Expensive
C
The Diamond Guys
1961519068 · Oct 29
$80,304 SGD
$62,654 USD
View
1 more retailer has this diamond
Prices start from $66,490 SGDSave up to $13,813 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
3.51ct Oval
$66,490 SGD