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Round|Natural|GIA

1.89ct M IF Round Natural Diamond

EX • M/IF • GIA 6555917963

Certificate GIA 6555917963

Diamond specifications and retailer prices

From £3,757 GBP
As of November 6, 2026
Save £2,421 GBP (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £9,718 GBP at NZ Jewellers · As of September 1, 2026
View at NZ Jewellers

About this 1.89ct natural round diamond

This 1.89ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6555917963. Listed at 14 retailers as of November 5, 2026, with a 64% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555917963
Dimensions7.82 × 7.86 × 4.98 mm
L/W Ratio1.01
Top View
7.82 mm7.86 mm1.89 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555917963
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 63.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £5,013 GBP|Low: £3,757 GBP|High: £7,254 GBP|Avg: £5,286 GBP|-8.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7£3,757 GBP
Retailer 5£4,416 GBP
Retailer 6£4,696 GBP
Retailer 1£5,013 GBP
Retailer 2£5,182 GBP
Retailer 8£5,364 GBP
Retailer 4£5,501 GBP
Retailer 3£6,178 GBP

36 data points across 8 retailers

14 retailers£3,757 GBP to £6,178 GBP

A
Cheapest Retailer
-
£3,757 GBP
B+
Retailer 2
-
£4,416 GBP
View
B+
Retailer 3
-
£4,696 GBP
View
B+
Retailer 4
-
£5,013 GBP
View
B+
Retailer 5
-
£5,182 GBP
View
Retailer 6
-
£5,344 GBP
View
Price last confirmed 23 days ago
Retailer 7
-
£5,426 GBP
View
Price last confirmed 22 days ago
B+
Retailer 8
-
£5,501 GBP
View
Retailer 9
-
£5,811 GBP
View
Price last confirmed 60 days ago
Retailer 10
-
£6,166 GBP
View
Price last confirmed 24 days ago
B
Retailer 11
-
£6,178 GBP
View
Retailer 12
-
£6,705 GBP
View
Price last confirmed 60 days ago
Retailer 13
-
£8,937 GBP
View
Price last confirmed 23 days ago
Most Expensive
NZ Jewellers
c20b5233-01d3-45f9-b336-00ed0c2a99eb · Sep 1
£9,718 GBP
$13,080 USD
View
Price last confirmed 66 days ago
13 more retailers have this diamond
Prices start from £3,757 GBPSave up to £2,421 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
1.89ct Round
£3,757 GBP