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Round|Natural|GIA

1.09ct K IF Round Natural Diamond

EX • K/IF • GIA 6501091763

Certificate GIA 6501091763

Diamond specifications and retailer prices

From $3,926 SGD
As of November 5, 2026
Save $2,989 SGD (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,915 SGD at Allurez · As of November 5, 2026
View at Allurez

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6501091763. Listed at 2 retailers as of November 5, 2026, with prices from $3,926 to $6,915, a $2,989 spread on the same certified stone. Allurez lists it at $6,915. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6501091763
Dimensions6.51 × 6.56 × 4.10 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.51 mm6.56 mm1.09 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6501091763
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $6,915 SGD|Low: $3,905 SGD|High: $7,038 SGD|Avg: $5,459 SGD|-1.7%
Allurez
Retailer 2
November 5, 2026
Retailer 2$3,926 SGD
Allurez$6,915 SGD

6 data points across 2 retailers

2 retailers$3,926 SGD to $6,915 SGD

A
Cheapest Retailer
-
$3,926 SGD
Most Expensive
B
Allurez
5757069 · Nov 5
$6,915 SGD
$5,414 USD
View
1 more retailer has this diamond
Prices start from $3,926 SGDSave up to $2,989 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
1.09ct Round
$3,926 SGD