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Oval|Natural|GIA

3.51ct F SI2 Oval Natural Diamond

ID • F/SI2 • GIA 1537446846

Certificate GIA 1537446846

Diamond specifications and retailer prices

From £31,151 GBP
$41,803 USD
As of October 29, 2026
Save £17,660 GBP (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £48,811 GBP at MOH London · As of November 2, 2026
View at MOH London

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 1537446846. Listed at 8 retailers as of October 29, 2026, with prices from £31,151 to £48,811, a £17,660 spread on the same certified stone. MOH London lists it at £48,811. 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
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle35.67°
OriginNatural
Grading LabGIA
CertificateGIA 1537446846
Dimensions12.12 × 8.61 × 4.91 mm
L/W Ratio1.41
Girdle conditionThick
Key to symbols
Twinning Wisp, Feather, Needle
Top View
12.12 mm8.61 mm3.51 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1537446846
Side View
Table 60.0%Crown 37.9°Girdle: MED-THKPavilion 35.67°Culet: NoneDepth 57.0%

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 29
Current: £48,811 GBP|Low: £31,151 GBP|High: £49,399 GBP|Avg: £37,047 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8£31,151 GBP
Retailer 2£32,556 GBP
Retailer 7£33,916 GBP
Retailer 9£34,249 GBP
Retailer 10£34,368 GBP
Retailer 3£35,935 GBP
Retailer 5£37,373 GBP
Retailer 4£38,437 GBP
Retailer 6£43,300 GBP
MOH London£48,811 GBP

39 data points across 10 retailers

8 retailers£31,151 GBP to £48,811 GBP

A
Cheapest Retailer
-
£31,151 GBP
$41,803 USD
A
Retailer 2
-
£32,556 GBP
$43,688 USD
View
B+
Retailer 3
-
£33,916 GBP
$45,513 USD
View
B+
Retailer 4
-
£35,935 GBP
$48,223 USD
View
B+
Retailer 5
-
£37,373 GBP
$50,152 USD
View
B+
Retailer 6
-
£38,437 GBP
View
B
Retailer 7
-
£43,300 GBP
$58,106 USD
View
Most Expensive
B
MOH London
8CBC9AA86 · Nov 2
£48,811 GBP
View
7 more retailers have this diamond
Prices start from £31,151 GBPSave up to £17,660 GBP

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
£31,151 GBP