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Round|Natural|GIA

1.09ct D FL Round Natural Diamond

EX • D/FL • GIA 6535873385

Certificate GIA 6535873385

Diamond specifications and retailer prices

From £7,537 GBP
HK$78,900 HKD
As of October 30, 2026
Save £7,574 GBP (50%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £15,111 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6535873385. Listed at 15 retailers as of October 30, 2026, with prices from £7,537 to £15,111, a £7,574 spread on the same certified stone. With Clarity lists it at £15,111. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6535873385
Dimensions6.53 × 6.57 × 4.09 mm
L/W Ratio1.01
Top View
6.53 mm6.57 mm1.09 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535873385
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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 30
Current: £9,041 GBP|Low: £7,537 GBP|High: £15,424 GBP|Avg: £10,271 GBP|-3.0%
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
With Clarity
November 1, 2026
Retailer 6£7,537 GBP
Retailer 2£8,868 GBP
Retailer 13£8,975 GBP
Retailer 1£9,041 GBP
Retailer 9£9,180 GBP
Retailer 4£9,618 GBP
Retailer 3£9,632 GBP
Retailer 5£9,674 GBP
Retailer 7£10,358 GBP
Retailer 10£10,419 GBP
Retailer 8£10,935 GBP
Retailer 12£12,722 GBP
Retailer 11£13,892 GBP
With Clarity£15,111 GBP

39 data points across 14 retailers

15 retailers£7,537 GBP to £15,111 GBP

A
Cheapest Retailer
-
£7,537 GBP
HK$78,900 HKD
Retailer 2
-
£8,868 GBP
$11,882 USD
View
Price last confirmed 15 days ago
Retailer 3
-
£8,975 GBP
$12,026 USD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
£9,041 GBP
View
B+
Retailer 5
-
£9,180 GBP
$12,300 USD
View
Final sale: no returns
Retailer 6
-
£9,618 GBP
A$19,827 AUD
View
Price last confirmed 30 days ago
B+
Retailer 7
-
£9,632 GBP
SGD 17,440 SGD
View
B+
Retailer 8
-
£10,358 GBP
$13,879 USD
View
B+
Retailer 9
-
£10,419 GBP
View
Retailer 10
-
£10,884 GBP
$14,583 USD
View
Price last confirmed 40 days ago
B+
Retailer 11
-
£10,935 GBP
€13,954 EUR
View
Retailer 12
-
£12,722 GBP
ZAR 275,372 ZAR
View
Price last confirmed 14 days ago
B
Retailer 13
-
£13,892 GBP
View
Retailer 14
-
£14,892 GBP
$19,953 USD
View
Price last confirmed 40 days ago
Most Expensive
B
With Clarity
6535873385 · Oct 30
£15,111 GBP
$20,247 USD
View
14 more retailers have this diamond
Prices start from £7,537 GBPSave up to £7,574 GBP

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
£7,537 GBP