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Round|Natural|GIA

1.65ct E IF Round Natural Diamond

EX • E/IF • GIA 5546547452

Certificate GIA 5546547452

Diamond specifications and retailer prices

From £11,581 GBP
SGD 20,796 SGD
As of October 28, 2026
Save £8,919 GBP (44%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £20,500 GBP at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.65ct natural round diamond

This 1.65ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5546547452. Listed at 7 retailers as of October 28, 2026, with prices from £11,581 to £20,500, a £8,919 spread on the same certified stone. Blue Nile lists it at £20,500. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5546547452
Dimensions7.50 × 7.56 × 4.70 mm
L/W Ratio1.01
Top View
7.50 mm7.56 mm1.65 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5546547452
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

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 28
Current: £13,850 GBP|Low: £11,571 GBP|High: £15,067 GBP|Avg: £12,804 GBP|-8.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 3£11,581 GBP
Retailer 4£11,634 GBP
Retailer 2£11,639 GBP
Retailer 5£12,211 GBP
Retailer 6£13,214 GBP
Retailer 1£13,850 GBP

36 data points across 6 retailers

7 retailers£11,581 GBP to £20,500 GBP

A+
Cheapest Retailer
-
£11,581 GBP
SGD 20,796 SGD
A+
Retailer 2
-
£11,634 GBP
View
A+
Retailer 3
-
£11,639 GBP
₹1,472,894 INR
View
A+
Retailer 4
-
£12,211 GBP
$16,226 USD
View
A
Retailer 5
-
£13,214 GBP
MYR 71,523 MYR
View
A
Retailer 6
-
£13,850 GBP
A$28,313 AUD
View
Most Expensive
B+
Blue Nile
28061007 · Oct 29
£20,500 GBP
View
6 more retailers have this diamond
Prices start from £11,581 GBPSave up to £8,919 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+
1.65ct Round
£11,581 GBP