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Oval|Natural|GIA

3.00ct I SI1 Oval Natural Diamond

ID • I/SI1 • GIA 6551609312

Certificate GIA 6551609312

Diamond specifications and retailer prices

From £19,659 GBP
As of November 4, 2026
Save £3,548 GBP (15%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £23,207 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 3ct natural oval diamond

This 3ct natural oval sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551609312. Listed at 7 retailers as of November 4, 2026, with prices from £19,659 to £23,207, a £3,548 spread on the same certified stone. GemTrove lists it at £23,207. 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

3.00
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551609312
Dimensions11.23 × 8.03 × 5.03 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Knot, Needle, Indented Natural, Natural
Top View
11.23 mm8.03 mm3.00 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551609312
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.6%

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: Nov 4
Current: £23,207 GBP|Low: £16,610 GBP|High: £23,207 GBP|Avg: £20,955 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 8£16,610 GBP
Retailer 6£19,659 GBP
Retailer 2£20,085 GBP
Retailer 3£21,680 GBP
Retailer 4£21,704 GBP
Retailer 5£21,704 GBP
Retailer 7£22,428 GBP
GemTrove£23,207 GBP

5 data points across 8 retailers

7 retailers£19,659 GBP to £23,207 GBP

A
Cheapest Retailer
-
£19,659 GBP
A
Retailer 2
-
£20,085 GBP
View
B+
Retailer 3
-
£21,680 GBP
View
B+
Retailer 4
-
£21,704 GBP
View
B+
Retailer 5
-
£21,704 GBP
View
B+
Retailer 6
-
£22,428 GBP
View
Most Expensive
B+
GemTrove
GT-N-01287881-98 · Nov 6
£23,207 GBP
A$47,788 AUD
View
6 more retailers have this diamond
Prices start from £19,659 GBPSave up to £3,548 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
3.00ct Oval
£19,659 GBP