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Round|Natural|GIA

1.09ct H IF Round Natural Diamond

EX • H/IF • GIA 5503867530

Certificate GIA 5503867530

Diamond specifications and retailer prices

From $4,696 SGD
HK$28,700 HKD
As of October 31, 2026
Save $6,242 SGD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,938 SGD at Diamond Quarter · As of October 29, 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 H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5503867530. Listed at 17 retailers as of October 29, 2026, with prices from $4,696 to $10,938, a $6,242 spread on the same certified stone. Diamond Quarter lists it at $10,938. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5503867530
Dimensions6.54 × 6.59 × 4.11 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.54 mm6.59 mm1.09 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5503867530
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: Oct 31
Current: $4,696 SGD|Low: $4,491 SGD|High: $10,345 SGD|Avg: $6,792 SGD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 1$4,696 SGD
Retailer 5$5,597 SGD
Retailer 13$5,923 SGD
Retailer 12$5,926 SGD
Retailer 2$5,975 SGD
Retailer 8$6,322 SGD
Retailer 3$6,418 SGD
Retailer 14$6,470 SGD
Retailer 6$6,621 SGD
Retailer 11$7,111 SGD
Retailer 7$7,263 SGD
Retailer 10$7,815 SGD
Retailer 4$8,942 SGD
Retailer 9$10,277 SGD

36 data points across 14 retailers

17 retailers$4,696 SGD to $10,938 SGD

A
Cheapest Retailer
-
$4,696 SGD
HK$28,700 HKD
A
Retailer 2
-
$5,597 SGD
$4,378 USD
View
B+
Retailer 3
-
$5,923 SGD
$4,633 USD
View
Final sale: no returns
B+
Retailer 4
-
$5,926 SGD
View
Retailer 5
-
$5,975 SGD
$4,674 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$6,322 SGD
£3,894 GBP
View
Retailer 7
-
$6,418 SGD
$5,020 USD
View
Price last confirmed 33 days ago
Retailer 8
-
$6,470 SGD
A$7,786 AUD
View
Price last confirmed 23 days ago
B+
Retailer 9
-
$6,621 SGD
$5,179 USD
View
B+
Retailer 10
-
$7,111 SGD
£4,380 GBP
View
B+
Retailer 11
-
$7,263 SGD
€5,411 EUR
View
Retailer 12
-
$7,404 SGD
$5,792 USD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
$7,815 SGD
ZAR 98,758 ZAR
View
B
Retailer 14
-
$9,125 SGD
$7,138 USD
View
B
Retailer 15
-
$10,277 SGD
£6,330 GBP
View
Retailer 16
-
$10,707 SGD
$8,375 USD
View
Price last confirmed 41 days ago
Most Expensive
B
Diamond Quarter
1.09IFH553001DCN · Oct 29
$10,938 SGD
£6,737 GBP
View
16 more retailers have this diamond
Prices start from $4,696 SGDSave up to $6,242 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
$4,696 SGD