Oval|Natural|GIA

3.51ct F SI2 Oval Natural Diamond

EX • F/SI2

Diamond specifications and retailer prices

From €35,314 EUR
$39,453 USD
As of October 31, 2026
Save €13,685 EUR (28%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €48,999 EUR at Moon Ocean · As of November 1, 2026
View at Moon Ocean

About this 3.51ct natural oval diamond

This 3.51ct natural oval sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 12 retailers as of October 31, 2026, with prices from €35,314 to €48,999, a €13,685 spread on the same certified stone. Moon Ocean lists it at €48,999. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.51
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions12.41 × 8.24 × 5.23 mm
L/W Ratio1.51
Top View
12.41 mm8.24 mm3.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €48,999 EUR|Low: €34,984 EUR|High: €49,494 EUR|Avg: €42,249 EUR|-0.1%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2€35,314 EUR
Retailer 4€38,455 EUR
Retailer 11€39,839 EUR
Retailer 9€39,865 EUR
Retailer 7€41,498 EUR
Retailer 10€41,498 EUR
Retailer 8€43,126 EUR
Retailer 6€43,159 EUR
Retailer 3€44,818 EUR
Retailer 5€46,444 EUR
Moon Ocean€48,999 EUR

20 data points across 11 retailers

12 retailers€35,314 EUR to €48,999 EUR

A
Cheapest Retailer
-
€35,314 EUR
$39,453 USD
Retailer 2
-
€35,986 EUR
$40,204 USD
View
Price last confirmed 13 days ago
B+
Retailer 3
-
€38,455 EUR
CA$59,669 CAD
View
B+
Retailer 4
-
€39,839 EUR
$44,508 USD
View
B+
Retailer 5
-
€39,865 EUR
$44,537 USD
View
B+
Retailer 6
-
€41,498 EUR
$46,362 USD
View
B+
Retailer 7
-
€41,498 EUR
$46,362 USD
View
B+
Retailer 8
-
€43,126 EUR
$48,181 USD
View
B+
Retailer 9
-
€43,159 EUR
$48,217 USD
View
B+
Retailer 10
-
€44,818 EUR
$50,071 USD
View
B
Retailer 11
-
€46,444 EUR
$51,887 USD
View
Most Expensive
B
Moon Ocean
NVN-289FCEEE5-111 · Nov 1
€48,999 EUR
£43,104 GBP
View
11 more retailers have this diamond
Prices start from €35,314 EURSave up to €13,685 EUR

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.

A
3.51ct Oval
€35,314 EUR