Round|Natural|GIA

1.20ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6531761022

Certificate GIA 6531761022

Diamond specifications and retailer prices

From €3,174 EUR
HK$27,700 HKD
As of October 31, 2026
Save €3,569 EUR (53%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €7,560 EUR at NZ Jewellers · As of September 26, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531761022. Listed at 21 retailers as of October 31, 2026, with a 112% 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6531761022
Dimensions6.75 × 6.71 × 4.23 mm
L/W Ratio1.01
Top View
6.75 mm6.71 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531761022
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 31
Current: €4,073 EUR|Low: €3,139 EUR|High: €7,276 EUR|Avg: €4,375 EUR|-7.5%
Retailer 1
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
November 1, 2026
Retailer 13€3,174 EUR
Retailer 7€3,298 EUR
Retailer 5€3,374 EUR
Retailer 6€3,374 EUR
Retailer 15€3,540 EUR
Retailer 17€3,643 EUR
Retailer 1€4,073 EUR
Retailer 3€4,162 EUR
Retailer 4€4,162 EUR
Retailer 11€4,183 EUR
Retailer 16€4,305 EUR
Retailer 14€4,522 EUR
Retailer 9€4,557 EUR
Retailer 8€4,761 EUR
Retailer 2€4,923 EUR
Retailer 12€5,204 EUR
Retailer 10€6,742 EUR

24 data points across 17 retailers

21 retailers€3,174 EUR to €6,742 EUR

A
Cheapest Retailer
-
€3,174 EUR
HK$27,700 HKD
Retailer 2
-
€3,298 EUR
$3,685 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€3,374 EUR
$3,770 USD
View
A
Retailer 4
-
€3,374 EUR
$3,770 USD
View
A
Retailer 5
-
€3,540 EUR
$3,955 USD
View
Final sale: no returns
B+
Retailer 6
-
€3,643 EUR
$4,070 USD
View
B+
Retailer 7
-
€4,073 EUR
£3,583 GBP
View
Retailer 8
-
€4,095 EUR
$4,575 USD
View
Price last confirmed 30 days ago
Retailer 9
-
€4,095 EUR
$4,575 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
€4,162 EUR
$4,650 USD
View
B+
Retailer 11
-
€4,162 EUR
$4,650 USD
View
B+
Retailer 12
-
€4,183 EUR
£3,679 GBP
View
B+
Retailer 13
-
€4,305 EUR
$4,810 USD
View
B+
Retailer 14
-
€4,522 EUR
View
Retailer 15
-
€4,557 EUR
A$7,832 AUD
View
Price last confirmed 22 days ago
Retailer 16
-
€4,725 EUR
$5,279 USD
View
Price last confirmed 32 days ago
Retailer 17
-
€4,761 EUR
$5,319 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
€4,923 EUR
$5,500 USD
View
B+
Retailer 19
-
€5,204 EUR
ZAR 93,919 ZAR
View
B
Retailer 20
-
€6,742 EUR
£5,931 GBP
View
Most Expensive
NZ Jewellers
595b7f9b-053c-414c-b2ed-2d1751fec16f · Sep 26
€7,560 EUR
$8,446 USD
View
Price last confirmed 35 days ago
20 more retailers have this diamond
Prices start from €3,174 EURSave up to €3,569 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
€3,174 EUR