Oval|Natural|GIA

1.21ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 6542323812

Certificate GIA 6542323812

Diamond specifications and retailer prices

From €3,524 EUR
As of November 6, 2026
Save €4,228 EUR (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €7,752 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542323812. Listed at 14 retailers as of November 2, 2026, with prices from €3,524 to €7,752, a €4,228 spread on the same certified stone. MOH London lists it at €7,752. 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

1.21
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542323812
Dimensions8.47 × 5.96 × 3.71 mm
L/W Ratio1.42
Top View
8.47 mm5.96 mm1.21 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542323812
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €7,752 EUR|Low: €3,524 EUR|High: €7,845 EUR|Avg: €5,050 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 3€3,524 EUR
Retailer 9€3,612 EUR
Retailer 10€3,892 EUR
Retailer 6€4,485 EUR
Retailer 7€4,642 EUR
Retailer 2€4,702 EUR
Retailer 8€4,906 EUR
Retailer 4€5,506 EUR
Retailer 5€7,047 EUR
MOH London€7,752 EUR

46 data points across 10 retailers

14 retailers€3,524 EUR to €7,752 EUR

B+
Cheapest Retailer
-
€3,524 EUR
B+
Retailer 2
-
€3,612 EUR
View
B+
Retailer 3
-
€3,892 EUR
View
B
Retailer 4
-
€4,485 EUR
View
B
Retailer 5
-
€4,642 EUR
View
B
Retailer 6
-
€4,702 EUR
View
Retailer 7
-
€4,906 EUR
View
Price last confirmed 29 days ago
B
Retailer 8
-
€4,944 EUR
View
B
Retailer 9
-
€4,944 EUR
View
B
Retailer 10
-
€4,997 EUR
View
B
Retailer 11
-
€5,105 EUR
View
B
Retailer 12
-
€5,506 EUR
View
B
Retailer 13
-
€7,047 EUR
View
Most Expensive
B
MOH London
827C398C0 · Nov 2
€7,752 EUR
£6,815 GBP
View
13 more retailers have this diamond
Prices start from €3,524 EURSave up to €4,228 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.

B+
1.21ct Oval
€3,524 EUR