Round|Natural|GIA

1.20ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6545460107

Certificate GIA 6545460107

Diamond specifications and retailer prices

From €2,212 EUR
As of November 6, 2026
Save €2,630 EUR (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €5,488 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545460107. Listed at 18 retailers as of November 4, 2026, with a 119% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.20
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6545460107
Dimensions6.85 × 6.82 × 4.22 mm
L/W Ratio1.00
Top View
6.85 mm6.82 mm1.20 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545460107
Side View
Table 55.0%Crown 32°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 61.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €5,488 EUR|Low: €2,212 EUR|High: €5,505 EUR|Avg: €3,387 EUR|+2.4%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7€2,212 EUR
Retailer 2€2,288 EUR
Retailer 8€2,652 EUR
Retailer 9€2,680 EUR
Retailer 5€2,770 EUR
Retailer 3€2,985 EUR
Retailer 4€3,371 EUR
Retailer 6€4,842 EUR
Queensmith€5,488 EUR

35 data points across 9 retailers

18 retailers€2,212 EUR to €4,842 EUR

A
Cheapest Retailer
-
€2,212 EUR
A
Retailer 2
-
€2,288 EUR
View
A
Retailer 3
-
€2,652 EUR
View
A
Retailer 4
-
€2,680 EUR
View
Final sale: no returns
A
Retailer 5
-
€2,713 EUR
View
A
Retailer 6
-
€2,770 EUR
View
Retailer 7
-
€2,903 EUR
View
Price last confirmed 40 days ago
Retailer 8
-
€2,903 EUR
View
Price last confirmed 29 days ago
Retailer 9
-
€2,903 EUR
View
Price last confirmed 26 days ago
B+
Retailer 10
-
€2,985 EUR
View
Retailer 11
-
€3,015 EUR
View
Price last confirmed 39 days ago
B+
Retailer 12
-
€3,031 EUR
View
B+
Retailer 13
-
€3,074 EUR
View
Retailer 14
-
€3,350 EUR
View
Price last confirmed 39 days ago
B+
Retailer 15
-
€3,371 EUR
View
B
Retailer 16
-
€4,842 EUR
View
Retailer 17
-
€5,058 EUR
View
Price last confirmed 40 days ago
Most Expensive
Queensmith
6545460107 · Oct 28
€5,488 EUR
£4,825 GBP
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from €2,212 EURSave up to €2,630 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
1.20ct Round
€2,212 EUR