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1.29ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2235630969

Certificate GIA 2235630969

Diamond specifications and retailer prices

From $5,420 CAD
As of November 6, 2026
Save $2,310 CAD (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $7,730 CAD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.29ct natural round diamond

This 1.29ct 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 GIA 2235630969. Listed at 4 retailers as of November 6, 2026, with prices from $5,420 to $7,730, a $2,310 spread on the same certified stone. 77 Diamonds lists it at $7,730. 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

1.29
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2235630969
Dimensions7.01 × 7.05 × 4.27 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
7.01 mm7.05 mm1.29 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235630969
Side View
Table 59.0%CrownGirdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,730 CAD|Low: $5,346 CAD|High: $7,885 CAD|Avg: $6,618 CAD|+0.5%
77 Diamonds
Retailer 2
November 6, 2026
Retailer 2$5,420 CAD
77 Diamonds$7,730 CAD

32 data points across 2 retailers

4 retailers$5,420 CAD to $7,730 CAD

B+
Cheapest Retailer
-
$5,420 CAD
B
Retailer 2
-
$5,469 CAD
View
B
Retailer 3
-
$5,691 CAD
View
Most Expensive
B
77 Diamonds
RBZXRC63FJV · Nov 6
$7,730 CAD
£4,358 GBP
View
3 more retailers have this diamond
Prices start from $5,420 CADSave up to $2,310 CAD

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+
1.29ct Round
$5,420 CAD