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Round|Natural|GIA

1.25ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6561318924

Certificate GIA 6561318924

Diamond specifications and retailer prices

From $4,096 USD
As of November 4, 2026
Save $4,850 USD (54%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,946 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561318924. Listed at 22 retailers as of November 4, 2026, with prices from $4,096 to $8,946, a $4,850 spread on the same certified stone. NZ Jewellers lists it at $8,946. 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

1.25
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6561318924
Dimensions6.80 × 6.85 × 4.27 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.80 mm6.85 mm1.25 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561318924
Side View
Table 58.0%Crown 36°Girdle: STK-STKPavilion 40.8°Culet: NoneDepth 62.6%

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 4
Current: $8,946 USD|Low: $4,057 USD|High: $9,224 USD|Avg: $6,107 USD|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
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Retailer 17
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Retailer 19
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Retailer 21
November 5, 2026
Retailer 3$4,096 USD
Retailer 16$4,121 USD
Retailer 8$4,665 USD
Retailer 10$4,937 USD
Retailer 4$5,015 USD
Retailer 13$5,114 USD
Retailer 18$5,133 USD
Retailer 7$5,300 USD
Retailer 11$5,349 USD
Retailer 20$5,349 USD
Retailer 21$5,349 USD
Retailer 9$5,501 USD
Retailer 17$5,834 USD
Retailer 15$5,835 USD
Retailer 5$6,171 USD
Retailer 14$6,378 USD
Retailer 2$6,525 USD
Retailer 6$7,768 USD
Retailer 19$7,986 USD
Retailer 12$8,794 USD
NZ Jewellers$8,946 USD

24 data points across 21 retailers

22 retailers$4,096 USD to $8,946 USD

A
Cheapest Retailer
-
$4,096 USD
A
Retailer 2
-
$4,121 USD
View
A
Retailer 3
-
$4,665 USD
View
A
Retailer 4
-
$4,937 USD
View
Final sale: no returns
B+
Retailer 5
-
$5,015 USD
View
A
Retailer 6
-
$5,114 USD
View
A
Retailer 7
-
$5,133 USD
View
B+
Retailer 8
-
$5,300 USD
View
Retailer 9
-
$5,349 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$5,349 USD
View
B+
Retailer 11
-
$5,349 USD
View
Retailer 12
-
$5,362 USD
View
Price last confirmed 14 days ago
B+
Retailer 13
-
$5,501 USD
View
Retailer 14
-
$5,523 USD
View
Price last confirmed 28 days ago
B+
Retailer 15
-
$5,834 USD
View
B+
Retailer 16
-
$5,835 USD
View
B+
Retailer 17
-
$6,171 USD
View
B+
Retailer 18
-
$6,525 USD
View
B
Retailer 19
-
$7,768 USD
View
B
Retailer 20
-
$7,986 USD
View
Retailer 21
-
$8,794 USD
View
Price last confirmed 12 days ago
Most Expensive
B
NZ Jewellers
5dae9f95-50c8-47f9-ae5f-26166b5436bc · Nov 5
$8,946 USD
View
21 more retailers have this diamond
Prices start from $4,096 USDSave up to $4,850 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
1.25ct Round
$4,096 USD