Round|Natural|GIA

1.20ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 3365657382

Certificate GIA 3365657382

Diamond specifications and retailer prices

From €3,569 EUR
As of November 5, 2026
Save €3,812 EUR (52%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €7,773 EUR at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3365657382. Listed at 19 retailers as of November 4, 2026, with a 107% 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 3365657382
Dimensions6.81 × 6.75 × 4.14 mm
L/W Ratio1.01
Top View
6.81 mm6.75 mm1.20 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3365657382
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: €7,773 EUR|Low: €3,500 EUR|High: €8,084 EUR|Avg: €5,042 EUR|-3.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 6€3,521 EUR
Retailer 18€3,569 EUR
Retailer 16€3,605 EUR
Retailer 5€3,671 EUR
Retailer 2€3,848 EUR
Retailer 3€3,977 EUR
Retailer 19€4,177 EUR
Retailer 9€4,210 EUR
Retailer 12€4,537 EUR
Retailer 7€4,675 EUR
Retailer 17€4,675 EUR
Retailer 8€4,828 EUR
Retailer 10€4,858 EUR
Retailer 11€4,872 EUR
Retailer 14€4,922 EUR
Retailer 4€5,129 EUR
Retailer 13€5,670 EUR
Retailer 15€7,381 EUR
NZ Jewellers€7,773 EUR

32 data points across 19 retailers

19 retailers€3,569 EUR to €7,381 EUR

B+
Cheapest Retailer
-
€3,569 EUR
Retailer 2
-
€3,605 EUR
View
Price last confirmed 16 days ago
B+
Retailer 3
-
€3,671 EUR
View
B+
Retailer 4
-
€3,848 EUR
View
Final sale: no returns
B+
Retailer 5
-
€3,977 EUR
View
Retailer 6
-
€4,210 EUR
View
Price last confirmed 17 days ago
Retailer 7
-
€4,210 EUR
View
Price last confirmed 21 days ago
Retailer 8
-
€4,210 EUR
View
Price last confirmed 22 days ago
B+
Retailer 9
-
€4,537 EUR
View
B
Retailer 10
-
€4,675 EUR
View
B
Retailer 11
-
€4,675 EUR
View
B
Retailer 12
-
€4,828 EUR
View
Retailer 13
-
€4,858 EUR
View
Price last confirmed 16 days ago
Retailer 14
-
€4,872 EUR
View
Price last confirmed 28 days ago
B
Retailer 15
-
€4,922 EUR
View
Retailer 16
-
€5,129 EUR
View
Price last confirmed 23 days ago
B
Retailer 17
-
€5,670 EUR
View
B
Retailer 18
-
€7,381 EUR
View
Most Expensive
NZ Jewellers
90a0326f-d99a-4d38-84a9-3b7d0b5f5443 · Oct 20
€7,773 EUR
$8,678 USD
View
Price last confirmed 17 days ago
18 more retailers have this diamond
Prices start from €3,569 EURSave up to €3,812 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+
1.20ct Round
€3,569 EUR