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Radiant|Natural|GIA

1.00ct D SI2 Radiant Natural Diamond

EX • D/SI2 • GIA 2556802377

Certificate GIA 2556802377

Diamond specifications and retailer prices

From €1,467 EUR
₹156,056 INR
As of October 31, 2026
Save €2,613 EUR (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,080 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556802377. Listed at 14 retailers as of October 30, 2026, with prices from €1,467 to €4,080, a €2,613 spread on the same certified stone. NZ Jewellers lists it at €4,080. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556802377
Dimensions6.94 × 4.95 × 3.30 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
6.94 mm4.95 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556802377
Side View
Table 68.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.7%

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: €4,080 EUR|Low: €1,467 EUR|High: €4,135 EUR|Avg: €2,209 EUR|-1.3%
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
October 31, 2026
Retailer 2€1,467 EUR
Retailer 5€1,542 EUR
Retailer 13€1,720 EUR
Retailer 7€1,763 EUR
Retailer 4€1,951 EUR
Retailer 14€1,951 EUR
Retailer 3€2,042 EUR
Retailer 11€2,076 EUR
Retailer 9€2,141 EUR
Retailer 12€2,238 EUR
Retailer 8€2,252 EUR
Retailer 10€2,486 EUR
Retailer 6€3,447 EUR
NZ Jewellers€4,080 EUR

30 data points across 14 retailers

14 retailers€1,467 EUR to €4,080 EUR

A
Cheapest Retailer
-
€1,467 EUR
₹156,056 INR
A
Retailer 2
-
€1,542 EUR
$1,723 USD
View
Final sale: no returns
A
Retailer 3
-
€1,720 EUR
$1,922 USD
View
A
Retailer 4
-
€1,763 EUR
$1,970 USD
View
A
Retailer 5
-
€1,951 EUR
$2,180 USD
View
A
Retailer 6
-
€1,951 EUR
$2,180 USD
View
A
Retailer 7
-
€2,042 EUR
$2,281 USD
View
A
Retailer 8
-
€2,076 EUR
$2,319 USD
View
A
Retailer 9
-
€2,141 EUR
£1,884 GBP
View
A
Retailer 10
-
€2,238 EUR
$2,500 USD
View
A
Retailer 11
-
€2,252 EUR
$2,516 USD
View
B+
Retailer 12
-
€2,486 EUR
View
B+
Retailer 13
-
€3,447 EUR
£3,032 GBP
View
Most Expensive
B
NZ Jewellers
831279fb-7ab0-4cbb-8523-a05ce6f13ea7 · Oct 30
€4,080 EUR
$4,558 USD
View
13 more retailers have this diamond
Prices start from €1,467 EURSave up to €2,613 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
€1,467 EUR