Radiant|Natural|GIA

1.26ct F SI2 Radiant Natural Diamond

EX • F/SI2 • GIA 5242091500

Certificate GIA 5242091500

Diamond specifications and retailer prices

From $1,805 USD
HK$14,100 HKD
As of November 1, 2026
Save $3,325 USD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,130 USD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.26ct natural radiant diamond

This 1.26ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F 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 5242091500. Listed at 8 retailers as of November 1, 2026, with prices from $1,805 to $5,130, a $3,325 spread on the same certified stone. NZ Jewellers lists it at $5,130. 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

1.26
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceVery Strong
Pavilion angle62.8°
OriginNatural
Grading LabGIA
CertificateGIA 5242091500
Dimensions7.13 × 5.14 × 3.59 mm
L/W Ratio1.39
Key to symbols
Crystal, Feather, Needle, Natural
Top View
7.13 mm5.14 mm1.26 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceVery Strong
CertificateGIA 5242091500
Side View
Table 65.0%CrownGirdle: STK-THKPavilion 62.8°Culet: NoneDepth 69.9%

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: $5,130 USD|Low: $1,792 USD|High: $5,130 USD|Avg: $3,038 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$1,805 USD
Retailer 3$2,426 USD
Retailer 5$2,454 USD
Retailer 8$2,511 USD
Retailer 7$2,567 USD
Retailer 6$3,728 USD
Retailer 2$4,299 USD
NZ Jewellers$5,130 USD

17 data points across 8 retailers

8 retailers$1,805 USD to $5,130 USD

A
Cheapest Retailer
-
$1,805 USD
HK$14,100 HKD
A
Retailer 2
-
$2,426 USD
£1,910 GBP
View
A
Retailer 3
-
$2,454 USD
View
A
Retailer 4
-
$2,511 USD
SGD 3,393 SGD
View
A
Retailer 5
-
$2,567 USD
View
B+
Retailer 6
-
$3,728 USD
€3,550 EUR
View
B+
Retailer 7
-
$4,299 USD
£3,385 GBP
View
Most Expensive
B
NZ Jewellers
f9a58dcb-ed1f-4345-b6ce-8078936cc0a9 · Nov 3
$5,130 USD
View
7 more retailers have this diamond
Prices start from $1,805 USDSave up to $3,325 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
1.26ct Radiant
$1,805 USD