Round|Natural|GIA

1.29ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1413595348

Certificate GIA 1413595348

Diamond specifications and retailer prices

From €3,262 EUR
As of November 4, 2026
Save €3,196 EUR (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €6,458 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.29ct natural round diamond

This 1.29ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1413595348. Listed at 14 retailers as of November 4, 2026, with prices from €3,262 to €6,458, a €3,196 spread on the same certified stone. NZ Jewellers lists it at €6,458. 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

1.29
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1413595348
Dimensions6.90 × 6.95 × 4.35 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
6.90 mm6.95 mm1.29 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1413595348
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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 4
Current: €6,458 EUR|Low: €2,769 EUR|High: €6,458 EUR|Avg: €4,007 EUR|+13.2%
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
November 5, 2026
Retailer 4€3,262 EUR
Retailer 11€3,318 EUR
Retailer 5€3,421 EUR
Retailer 6€3,440 EUR
Retailer 8€3,497 EUR
Retailer 13€3,529 EUR
Retailer 10€3,707 EUR
Retailer 14€3,707 EUR
Retailer 12€3,839 EUR
Retailer 7€4,168 EUR
Retailer 3€4,277 EUR
Retailer 2€4,524 EUR
Retailer 9€6,050 EUR
NZ Jewellers€6,458 EUR

38 data points across 14 retailers

14 retailers€3,262 EUR to €6,458 EUR

A
Cheapest Retailer
-
€3,262 EUR
A
Retailer 2
-
€3,318 EUR
View
B+
Retailer 3
-
€3,421 EUR
View
Final sale: no returns
Retailer 4
-
€3,440 EUR
View
Price last confirmed 43 days ago
A
Retailer 5
-
€3,497 EUR
View
B+
Retailer 6
-
€3,529 EUR
View
Retailer 7
-
€3,707 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€3,707 EUR
View
B+
Retailer 9
-
€3,839 EUR
View
B+
Retailer 10
-
€4,168 EUR
View
B
Retailer 11
-
€4,277 EUR
View
B+
Retailer 12
-
€4,524 EUR
View
B
Retailer 13
-
€6,050 EUR
View
Most Expensive
B
NZ Jewellers
ac07a730-ca1a-4f4b-aa31-0f9ae0dfae68 · Nov 5
€6,458 EUR
$7,210 USD
View
13 more retailers have this diamond
Prices start from €3,262 EURSave up to €3,196 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
1.29ct Round
€3,262 EUR