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Round|Natural|GIA

1.70ct I I1 Round Natural Diamond

VG • I/I1 • GIA 6422877162

Certificate GIA 6422877162

Diamond specifications and retailer prices

From £2,946 GBP
$3,947 USD
As of November 1, 2026
Save £2,938 GBP (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,883 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6422877162. Listed at 7 retailers as of October 30, 2026, with prices from £2,946 to £5,883, a £2,938 spread on the same certified stone. NZ Jewellers lists it at £5,883. 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

1.70
Carat
I
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6422877162
Dimensions7.35 × 7.43 × 4.81 mm
L/W Ratio1.01
Top View
7.35 mm7.43 mm1.70 ctI / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422877162
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 65.0%

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 1
Current: £5,883 GBP|Low: £2,946 GBP|High: £5,883 GBP|Avg: £3,754 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 9£2,946 GBP
Retailer 7£3,027 GBP
Retailer 3£3,377 GBP
Retailer 6£3,377 GBP
Retailer 4£3,410 GBP
Retailer 2£3,805 GBP
Retailer 5£3,897 GBP
Retailer 8£4,019 GBP
NZ Jewellers£5,883 GBP

18 data points across 9 retailers

7 retailers£2,946 GBP to £5,883 GBP

B+
Cheapest Retailer
-
£2,946 GBP
$3,947 USD
B+
Retailer 2
-
£3,377 GBP
$4,525 USD
View
B+
Retailer 3
-
£3,377 GBP
$4,525 USD
View
B+
Retailer 4
-
£3,410 GBP
$4,569 USD
View
B+
Retailer 5
-
£3,805 GBP
€4,855 EUR
View
B+
Retailer 6
-
£3,897 GBP
$5,221 USD
View
Most Expensive
C
NZ Jewellers
7bd52910-f18c-42c6-8819-fec00757e3f6 · Oct 30
£5,883 GBP
$7,883 USD
View
6 more retailers have this diamond
Prices start from £2,946 GBPSave up to £2,938 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+
1.70ct Round
£2,946 GBP