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Round|Natural|GIA

1.09ct E IF Round Natural Diamond

EX • E/IF • GIA 6501177019

Certificate GIA 6501177019

Diamond specifications and retailer prices

From $7,673 SGD
As of October 30, 2026
Save $9,480 SGD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $17,153 SGD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6501177019. Listed at 8 retailers as of October 30, 2026, with prices from $7,673 to $17,153, a $9,480 spread on the same certified stone. Diamond Quarter lists it at $17,153. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6501177019
Dimensions6.59 × 6.55 × 4.06 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.59 mm6.55 mm1.09 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6501177019
Side View
Table 59.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $8,283 SGD|Low: $7,673 SGD|High: $10,783 SGD|Avg: $9,089 SGD|-8.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$7,673 SGD
Retailer 4$7,970 SGD
Retailer 1$8,283 SGD
Retailer 6$8,393 SGD
Retailer 5$9,309 SGD
Retailer 2$9,589 SGD
Retailer 7$10,638 SGD

46 data points across 7 retailers

8 retailers$7,673 SGD to $17,153 SGD

A
Cheapest Retailer
-
$7,673 SGD
A
Retailer 2
-
$7,970 SGD
$6,234 USD
View
A+
Retailer 3
-
$8,283 SGD
£5,102 GBP
View
A
Retailer 4
-
$8,393 SGD
MYR 26,741 MYR
View
A
Retailer 5
-
$9,309 SGD
$7,282 USD
View
A
Retailer 6
-
$9,589 SGD
A$11,540 AUD
View
A
Retailer 7
-
$10,638 SGD
View
Most Expensive
B
Diamond Quarter
1.09IFE65196568KG · Oct 31
$17,153 SGD
£10,565 GBP
View
7 more retailers have this diamond
Prices start from $7,673 SGDSave up to $9,480 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
$7,673 SGD