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Radiant|Natural|GIA

1.34ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 1186001154

Certificate GIA 1186001154

Diamond specifications and retailer prices

From $8,174 AUD
As of November 6, 2026
Save $5,560 AUD (40%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $13,733 AUD at Steven Stone · As of November 7, 2026
View at Steven Stone

About this 1.34ct natural radiant diamond

This 1.34ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1186001154. Listed at 5 retailers as of November 6, 2026, with prices from $8,174 to $13,733, a $5,560 spread on the same certified stone. Steven Stone lists it at $13,733. 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

1.34
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1186001154
Dimensions6.56 × 6.18 × 3.99 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
Pinpoints are not shown. Clouds are not shown.
Top View
6.56 mm6.18 mm1.34 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1186001154
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCuletDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $11,170 AUD|Low: $8,174 AUD|High: $13,733 AUD|Avg: $9,769 AUD|+0.8%
Retailer 1
Retailer 2
Steven Stone
November 7, 2026
Retailer 2$8,174 AUD
Retailer 1$11,170 AUD
Steven Stone$13,733 AUD

35 data points across 3 retailers

5 retailers$8,174 AUD to $13,733 AUD

B+
Cheapest Retailer
-
$8,174 AUD
B+
Retailer 2
-
$8,732 AUD
View
B
Retailer 3
-
$9,003 AUD
View
B
Retailer 4
-
$11,170 AUD
View
Most Expensive
Steven Stone
142155932 · Nov 7
$13,733 AUD
£7,430 GBP
View
4 more retailers have this diamond
Prices start from $8,174 AUDSave up to $5,560 AUD

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.

B+
1.34ct Radiant
$8,174 AUD