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Round|Natural|GIA

1.70ct I I1 Round Natural Diamond

EX • I/I1 • GIA 2434690321

Certificate GIA 2434690321

Diamond specifications and retailer prices

From £3,124 GBP
HK$32,700 HKD
As of November 1, 2026
Save £3,948 GBP (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £7,072 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 top-tier cut grade and certified by GIA 2434690321. Listed at 8 retailers as of October 30, 2026, with prices from £3,124 to £7,072, a £3,948 spread on the same certified stone. NZ Jewellers lists it at £7,072. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2434690321
Dimensions7.58 × 7.64 × 4.71 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.58 mm7.64 mm1.70 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2434690321
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
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: Nov 1
Current: £7,072 GBP|Low: £3,095 GBP|High: £7,171 GBP|Avg: £4,541 GBP|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4£3,124 GBP
Retailer 9£3,706 GBP
Retailer 10£3,745 GBP
Retailer 5£4,229 GBP
Retailer 6£4,229 GBP
Retailer 8£4,229 GBP
Retailer 3£4,599 GBP
Retailer 2£4,765 GBP
Retailer 7£4,879 GBP
Retailer 11£5,138 GBP
NZ Jewellers£7,072 GBP

34 data points across 11 retailers

8 retailers£3,124 GBP to £7,072 GBP

A
Cheapest Retailer
-
£3,124 GBP
HK$32,700 HKD
B+
Retailer 2
-
£3,706 GBP
$4,966 USD
View
B+
Retailer 3
-
£4,229 GBP
$5,666 USD
View
B+
Retailer 4
-
£4,229 GBP
$5,666 USD
View
B+
Retailer 5
-
£4,229 GBP
$5,666 USD
View
B+
Retailer 6
-
£4,765 GBP
€6,080 EUR
View
B+
Retailer 7
-
£4,879 GBP
$6,537 USD
View
Most Expensive
B
NZ Jewellers
75ba5b29-9f99-425a-8db5-eae643482230 · Oct 30
£7,072 GBP
$9,476 USD
View
7 more retailers have this diamond
Prices start from £3,124 GBPSave up to £3,948 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
1.70ct Round
£3,124 GBP