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1.36ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 743505926

Shape and cutting style on the report: Round brilliant

Certificate IGI 743505926

Diamond specifications and retailer prices

From $1,153 USD
As of November 5, 2026
Save $2,492 USD (68%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,645 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.36ct natural round diamond

This 1.36ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 743505926. Listed at 19 retailers as of November 5, 2026, with prices from $1,153 to $3,645, a $2,492 spread on the same certified stone. NZ Jewellers lists it at $3,645. 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

1.36
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 743505926
Dimensions7.03 × 6.98 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.03 mm6.98 mm1.36 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743505926
Side View
Table 55.0%Crown 35.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,430 USD|Low: $1,153 USD|High: $2,646 USD|Avg: $1,771 USD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$1,153 USD
Retailer 1$1,430 USD
Retailer 2$1,669 USD
Retailer 4$1,824 USD
Retailer 5$2,027 USD
Retailer 6$2,611 USD

27 data points across 6 retailers

19 retailers$1,153 USD to $3,645 USD

A
Cheapest Retailer
-
$1,153 USD
Retailer 2
-
$1,369 USD
View
Price last confirmed 95 days ago
A
Retailer 3
-
$1,385 USD
View
A
Retailer 4
-
$1,430 USD
View
Retailer 5
-
$1,495 USD
View
Price last confirmed 42 days ago
Retailer 6
-
$1,495 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,495 USD
View
A
Retailer 8
-
$1,509 USD
View
A
Retailer 9
-
$1,564 USD
View
A
Retailer 10
-
$1,585 USD
View
A
Retailer 11
-
$1,630 USD
View
A
Retailer 12
-
$1,669 USD
View
A
Retailer 13
-
$1,724 USD
View
Retailer 14
-
$1,724 USD
View
Price last confirmed 45 days ago
A
Retailer 15
-
$1,824 USD
View
A
Retailer 16
-
$2,027 USD
View
B+
Retailer 17
-
$2,611 USD
View
Retailer 18
-
$3,645 USD
View
Price last confirmed 42 days ago
Most Expensive
B
NZ Jewellers
a068e4be-98b1-478d-bd53-0dc389beed6c · Nov 5
$3,645 USD
View
18 more retailers have this diamond
Prices start from $1,153 USDSave up to $2,492 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
1.36ct Round
$1,153 USD