Round|Natural|GIA

1.21ct I IF Round Natural Diamond

EX • I/IF • GIA 1535608887

Certificate GIA 1535608887

Diamond specifications and retailer prices

From €4,519 EUR
£3,975 GBP
As of November 1, 2026
Save €3,918 EUR (46%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €8,437 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1535608887. Listed at 8 retailers as of October 30, 2026, with prices from €4,519 to €8,437, a €3,918 spread on the same certified stone. NZ Jewellers lists it at €8,437. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1535608887
Dimensions6.79 × 6.83 × 4.24 mm
L/W Ratio1.01
Star length50%
Top View
6.79 mm6.83 mm1.21 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1535608887
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.3%

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 1
Current: €8,437 EUR|Low: €3,690 EUR|High: €8,437 EUR|Avg: €5,765 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2€4,519 EUR
Retailer 8€4,616 EUR
Retailer 6€4,656 EUR
Retailer 7€5,226 EUR
Retailer 4€5,445 EUR
Retailer 5€5,530 EUR
Retailer 3€8,035 EUR
NZ Jewellers€8,437 EUR

45 data points across 8 retailers

8 retailers€4,519 EUR to €8,437 EUR

A
Cheapest Retailer
-
€4,519 EUR
£3,975 GBP
B+
Retailer 2
-
€4,616 EUR
$5,157 USD
View
B+
Retailer 3
-
€4,656 EUR
$5,202 USD
View
Final sale: no returns
B+
Retailer 4
-
€5,226 EUR
$5,839 USD
View
B+
Retailer 5
-
€5,445 EUR
View
B+
Retailer 6
-
€5,530 EUR
£4,865 GBP
View
B
Retailer 7
-
€8,035 EUR
£7,068 GBP
View
Most Expensive
B
NZ Jewellers
ec10c841-1216-4ba8-8e4d-d0dd0c12a3b2 · Oct 30
€8,437 EUR
$9,426 USD
View
7 more retailers have this diamond
Prices start from €4,519 EURSave up to €3,918 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
1.21ct Round
€4,519 EUR