Round|Natural|GIA

1.29ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2468621474

Certificate GIA 2468621474

Diamond specifications and retailer prices

From $4,686 SGD
As of November 6, 2026
Save $2,134 SGD (31%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,820 SGD at 77 Diamonds · As of November 7, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2468621474. Listed at 8 retailers as of November 6, 2026, with prices from $4,686 to $6,820, a $2,134 spread on the same certified stone. 77 Diamonds lists it at $6,820. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2468621474
Dimensions6.95 × 6.97 × 4.35 mm
L/W Ratio1.00
Top View
6.95 mm6.97 mm1.29 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2468621474
Side View
Table 56.0%Crown 36.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 62.5%

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 6
Current: $6,820 SGD|Low: $4,686 SGD|High: $6,922 SGD|Avg: $5,803 SGD|+0.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 7, 2026
Retailer 4$4,686 SGD
Retailer 5$5,019 SGD
Retailer 3$5,785 SGD
Retailer 2$6,660 SGD
77 Diamonds$6,820 SGD

40 data points across 5 retailers

8 retailers$4,686 SGD to $6,820 SGD

A
Cheapest Retailer
-
$4,686 SGD
B+
Retailer 2
-
$5,019 SGD
View
B+
Retailer 3
-
$5,193 SGD
View
B+
Retailer 4
-
$5,785 SGD
View
Retailer 5
-
$5,785 SGD
View
Price last confirmed 9 days ago
Retailer 6
-
$5,785 SGD
View
Price last confirmed 31 days ago
B+
Retailer 7
-
$6,660 SGD
View
Most Expensive
B
77 Diamonds
RBMB5WSM5SRB · Nov 7
$6,820 SGD
£4,190 GBP
View
7 more retailers have this diamond
Prices start from $4,686 SGDSave up to $2,134 SGD

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
1.29ct Round
$4,686 SGD