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Radiant|Natural|GIA

1.00ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1555703627

Certificate GIA 1555703627

Diamond specifications and retailer prices

From $1,452 USD
As of November 6, 2026
Save $3,304 USD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,756 USD at NZ Jewellers · As of November 5, 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 1555703627. Listed at 14 retailers as of November 5, 2026, with prices from $1,452 to $4,756, a $3,304 spread on the same certified stone. NZ Jewellers lists it at $4,756. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555703627
Dimensions7.26 × 4.93 × 3.17 mm
L/W Ratio1.47
Girdle conditionPolished
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Cloud, Indented Natural, Needle
Top View
7.26 mm4.93 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555703627
Side View
Table 68.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.3%

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 6
Current: $4,756 USD|Low: $1,452 USD|High: $4,870 USD|Avg: $2,332 USD|-2.3%
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
November 7, 2026
Retailer 8$1,452 USD
Retailer 14$1,539 USD
Retailer 3$1,710 USD
Retailer 7$1,761 USD
Retailer 12$1,950 USD
Retailer 6$1,973 USD
Retailer 4$2,040 USD
Retailer 9$2,087 USD
Retailer 2$2,117 USD
Retailer 11$2,150 USD
Retailer 5$2,250 USD
Retailer 10$2,481 USD
Retailer 13$3,407 USD
NZ Jewellers$4,756 USD

23 data points across 14 retailers

14 retailers$1,452 USD to $4,756 USD

A
Cheapest Retailer
-
$1,452 USD
A
Retailer 2
-
$1,539 USD
View
Final sale: no returns
A
Retailer 3
-
$1,710 USD
View
A
Retailer 4
-
$1,761 USD
View
A
Retailer 5
-
$1,950 USD
View
Retailer 6
-
$1,973 USD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$2,040 USD
View
B+
Retailer 8
-
$2,087 USD
View
B+
Retailer 9
-
$2,117 USD
View
B+
Retailer 10
-
$2,150 USD
View
B+
Retailer 11
-
$2,250 USD
View
B+
Retailer 12
-
$2,481 USD
View
B
Retailer 13
-
$3,407 USD
View
Most Expensive
B
NZ Jewellers
bc946f50-f84c-488c-b398-aedc844649b0 · Nov 5
$4,756 USD
View
13 more retailers have this diamond
Prices start from $1,452 USDSave up to $3,304 USD

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
$1,452 USD