CaratHunter
Plans
Round|Natural|GIA

1.70ct J I1 Round Natural Diamond

EX • J/I1 • GIA 6562235324

Certificate GIA 6562235324

Diamond specifications and retailer prices

From £3,850 GBP
HK$40,300 HKD
As of November 1, 2026
Save £4,843 GBP (56%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £8,693 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 J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6562235324. Listed at 10 retailers as of October 30, 2026, with prices from £3,850 to £8,693, a £4,843 spread on the same certified stone. NZ Jewellers lists it at £8,693. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562235324
Dimensions7.55 × 7.62 × 4.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
7.55 mm7.62 mm1.70 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6562235324
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £8,693 GBP|Low: £3,821 GBP|High: £8,693 GBP|Avg: £5,359 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£3,850 GBP
Retailer 4£4,344 GBP
Retailer 8£4,522 GBP
Retailer 5£4,533 GBP
Retailer 7£4,797 GBP
Retailer 10£5,197 GBP
Retailer 6£5,277 GBP
Retailer 2£5,654 GBP
Retailer 9£5,997 GBP
NZ Jewellers£8,693 GBP

29 data points across 10 retailers

10 retailers£3,850 GBP to £8,693 GBP

B
Cheapest Retailer
-
£3,850 GBP
HK$40,300 HKD
B
Retailer 2
-
£4,344 GBP
$5,820 USD
View
B
Retailer 3
-
£4,522 GBP
$6,059 USD
View
B
Retailer 4
-
£4,533 GBP
$6,074 USD
View
B
Retailer 5
-
£4,797 GBP
$6,428 USD
View
B
Retailer 6
-
£5,197 GBP
$6,964 USD
View
B
Retailer 7
-
£5,277 GBP
$7,071 USD
View
B
Retailer 8
-
£5,654 GBP
€7,215 EUR
View
B
Retailer 9
-
£5,997 GBP
$8,035 USD
View
Most Expensive
C
NZ Jewellers
b6489692-fb6a-4763-848c-5d031f5fb533 · Oct 30
£8,693 GBP
$11,647 USD
View
9 more retailers have this diamond
Prices start from £3,850 GBPSave up to £4,843 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
£3,850 GBP