CaratHunter
Plans
Round|Natural|GIA

1.25ct K IF Round Natural Diamond

EX • K/IF • GIA 2506628818

Certificate GIA 2506628818

Diamond specifications and retailer prices

From $4,443 SGD
As of November 6, 2026
Save $2,109 SGD (32%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,552 SGD at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2506628818. Listed at 6 retailers as of November 5, 2026, with prices from $4,443 to $6,552, a $2,109 spread on the same certified stone. 77 Diamonds lists it at $6,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2506628818
Dimensions6.90 × 6.85 × 4.25 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
6.90 mm6.85 mm1.25 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2506628818
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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 6
Current: $6,552 SGD|Low: $4,443 SGD|High: $7,127 SGD|Avg: $5,558 SGD|-5.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$4,443 SGD
Retailer 3$4,460 SGD
Retailer 5$4,532 SGD
Retailer 6$4,766 SGD
Retailer 2$6,158 SGD
77 Diamonds$6,552 SGD
Retailer 7$7,124 SGD

38 data points across 7 retailers

6 retailers$4,443 SGD to $6,552 SGD

A
Cheapest Retailer
-
$4,443 SGD
A
Retailer 2
-
$4,460 SGD
View
A
Retailer 3
-
$4,532 SGD
View
A
Retailer 4
-
$4,766 SGD
View
B+
Retailer 5
-
$6,158 SGD
View
Most Expensive
B+
77 Diamonds
RBMBPNADVEVC · Nov 5
$6,552 SGD
£4,026 GBP
View
5 more retailers have this diamond
Prices start from $4,443 SGDSave up to $2,109 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
1.25ct Round
$4,443 SGD