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Round|Natural|GIA

0.90ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 1395672785

Certificate GIA 1395672785

Diamond specifications and retailer prices

From £675 GBP
As of November 6, 2026
Save £1,551 GBP (70%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,226 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1395672785. Listed at 18 retailers as of November 5, 2026, with prices from £675 to £2,226, a £1,551 spread on the same certified stone. NZ Jewellers lists it at £2,226. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.90
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1395672785
Dimensions6.04 × 6.00 × 3.88 mm
L/W Ratio1.01
Key to symbols
Crystal
Top View
6.04 mm6.00 mm0.90 ctK / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1395672785
Side View
Table 55.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £2,226 GBP|Low: £675 GBP|High: £2,226 GBP|Avg: £1,109 GBP
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 9£675 GBP
Retailer 5£742 GBP
Retailer 10£844 GBP
Retailer 6£874 GBP
Retailer 4£877 GBP
Retailer 3£912 GBP
Retailer 18£912 GBP
Retailer 11£942 GBP
Retailer 17£947 GBP
Retailer 7£952 GBP
Retailer 8£1,012 GBP
Retailer 12£1,025 GBP
Retailer 16£1,053 GBP
Retailer 14£1,267 GBP
Retailer 13£1,336 GBP
Retailer 15£1,667 GBP
Retailer 2£2,168 GBP
NZ Jewellers£2,226 GBP

32 data points across 18 retailers

18 retailers£675 GBP to £2,226 GBP

B+
Cheapest Retailer
-
£675 GBP
B+
Retailer 2
-
£742 GBP
View
B+
Retailer 3
-
£847 GBP
View
B+
Retailer 4
-
£874 GBP
View
B+
Retailer 5
-
£877 GBP
View
Retailer 6
-
£912 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£912 GBP
View
B+
Retailer 8
-
£942 GBP
View
B+
Retailer 9
-
£947 GBP
View
B+
Retailer 10
-
£952 GBP
View
B
Retailer 11
-
£1,012 GBP
View
B+
Retailer 12
-
£1,025 GBP
View
B+
Retailer 13
-
£1,053 GBP
View
B
Retailer 14
-
£1,267 GBP
View
B
Retailer 15
-
£1,336 GBP
View
B
Retailer 16
-
£1,667 GBP
View
C
Retailer 17
-
£2,168 GBP
View
Most Expensive
C
NZ Jewellers
47b546d8-8ac3-49df-94ce-36e366552843 · Nov 5
£2,226 GBP
$2,996 USD
View
17 more retailers have this diamond
Prices start from £675 GBPSave up to £1,551 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.

B+
0.90ct Round
£675 GBP