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Radiant|Natural|GIA

1.00ct H SI2 Radiant Natural Diamond

ID • H/SI2 • GIA 1232910418

Certificate GIA 1232910418

Diamond specifications and retailer prices

From €1,415 EUR
$1,581 USD
As of November 1, 2026
Save €2,396 EUR (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,811 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1232910418. Listed at 14 retailers as of October 30, 2026, with prices from €1,415 to €3,811, a €2,396 spread on the same certified stone. NZ Jewellers lists it at €3,811. 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

1.00
Carat
H
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1232910418
Dimensions6.79 × 5.04 × 3.55 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.79 mm5.04 mm1.00 ctH / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1232910418
Side View
Table 65.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 70.4%

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: €3,811 EUR|Low: €1,079 EUR|High: €3,811 EUR|Avg: €1,850 EUR|+1.0%
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
November 1, 2026
Retailer 6€1,294 EUR
Retailer 7€1,312 EUR
Retailer 14€1,415 EUR
Retailer 16€1,415 EUR
Retailer 8€1,459 EUR
Retailer 15€1,480 EUR
Retailer 2€1,545 EUR
Retailer 17€1,572 EUR
Retailer 11€1,634 EUR
Retailer 3€1,665 EUR
Retailer 4€1,665 EUR
Retailer 13€1,723 EUR
Retailer 5€1,728 EUR
Retailer 9€1,901 EUR
Retailer 12€2,134 EUR
Retailer 10€2,737 EUR
NZ Jewellers€3,811 EUR

30 data points across 17 retailers

14 retailers€1,415 EUR to €3,811 EUR

A
Cheapest Retailer
-
€1,415 EUR
$1,581 USD
A
Retailer 2
-
€1,415 EUR
$1,581 USD
View
A
Retailer 3
-
€1,459 EUR
$1,630 USD
View
A
Retailer 4
-
€1,480 EUR
$1,654 USD
View
A
Retailer 5
-
€1,545 EUR
£1,359 GBP
View
A
Retailer 6
-
€1,572 EUR
$1,756 USD
View
A
Retailer 7
-
€1,634 EUR
$1,825 USD
View
A
Retailer 8
-
€1,665 EUR
$1,860 USD
View
A
Retailer 9
-
€1,665 EUR
$1,860 USD
View
A
Retailer 10
-
€1,723 EUR
£1,516 GBP
View
B+
Retailer 11
-
€1,728 EUR
$1,930 USD
View
B+
Retailer 12
-
€2,134 EUR
View
B
Retailer 13
-
€2,737 EUR
£2,408 GBP
View
Most Expensive
B
NZ Jewellers
3002cb8a-cfe4-4498-b782-016a178ea867 · Oct 30
€3,811 EUR
$4,258 USD
View
13 more retailers have this diamond
Prices start from €1,415 EURSave up to €2,396 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
1.00ct Radiant
€1,415 EUR