Radiant|Natural|GIA

1.30ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1553139098

Certificate GIA 1553139098

Diamond specifications and retailer prices

From $2,781 USD
As of November 2, 2026
Save $3,370 USD (55%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,151 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural radiant diamond

This 1.3ct natural radiant sits in the one-and-a-quarter to one-and-a-half 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 1553139098. Listed at 7 retailers as of October 30, 2026, with prices from $2,781 to $6,151, a $3,370 spread on the same certified stone. NZ Jewellers lists it at $6,151. 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

1.30
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle49.46°
Pavilion angle37°
OriginNatural
Grading LabGIA
CertificateGIA 1553139098
Dimensions7.19 × 5.53 × 3.74 mm
L/W Ratio1.30
Girdle conditionThick
Key to symbols
Crystal, Feather, Knot, Needle
Top View
7.19 mm5.53 mm1.30 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553139098
Side View
Table 70.0%Crown 49.46°Girdle: STK-THKPavilion 37°Culet: NoneDepth 67.6%

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 2
Current: $6,151 USD|Low: $2,775 USD|High: $6,245 USD|Avg: $3,701 USD|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4$2,781 USD
Retailer 2$2,909 USD
Retailer 6$2,942 USD
Retailer 3$3,055 USD
Retailer 5$3,091 USD
Retailer 8$3,110 USD
Retailer 9$3,443 USD
Retailer 10$3,630 USD
Retailer 7$5,001 USD
NZ Jewellers$6,151 USD

34 data points across 10 retailers

7 retailers$2,781 USD to $6,151 USD

A
Cheapest Retailer
-
$2,781 USD
A
Retailer 2
-
$2,909 USD
£2,291 GBP
View
A
Retailer 3
-
$2,942 USD
View
A
Retailer 4
-
$3,055 USD
View
A
Retailer 5
-
$3,091 USD
View
B
Retailer 6
-
$5,001 USD
£3,938 GBP
View
Most Expensive
B
NZ Jewellers
7e5ef32b-da7d-4619-bf38-2019625475b5 · Oct 30
$6,151 USD
View
6 more retailers have this diamond
Prices start from $2,781 USDSave up to $3,370 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
1.30ct Radiant
$2,781 USD