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Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 3535598000

Certificate GIA 3535598000

Diamond specifications and retailer prices

From £3,000 GBP
₹382,884 INR
As of November 1, 2026
Save £3,622 GBP (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £6,623 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3535598000. Listed at 17 retailers as of October 30, 2026, with prices from £3,000 to £6,623, a £3,622 spread on the same certified stone. NZ Jewellers lists it at £6,623. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.70
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3535598000
Dimensions8.16 × 7.36 × 4.79 mm
L/W Ratio1.11
Top View
8.16 mm7.36 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3535598000
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.8%

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: £6,623 GBP|Low: £2,993 GBP|High: £6,623 GBP|Avg: £4,153 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
November 1, 2026
Retailer 2£3,000 GBP
Retailer 8£3,153 GBP
Retailer 3£3,351 GBP
Retailer 6£3,454 GBP
Retailer 17£3,610 GBP
Retailer 10£3,837 GBP
Retailer 12£3,953 GBP
Retailer 5£3,960 GBP
Retailer 9£3,960 GBP
Retailer 15£3,960 GBP
Retailer 7£4,074 GBP
Retailer 14£4,149 GBP
Retailer 16£4,150 GBP
Retailer 13£4,482 GBP
Retailer 4£4,569 GBP
Retailer 11£6,307 GBP
NZ Jewellers£6,623 GBP

23 data points across 17 retailers

17 retailers£3,000 GBP to £6,623 GBP

A
Cheapest Retailer
-
£3,000 GBP
₹382,884 INR
A
Retailer 2
-
£3,153 GBP
$4,225 USD
View
Final sale: no returns
A
Retailer 3
-
£3,351 GBP
$4,490 USD
View
A
Retailer 4
-
£3,454 GBP
$4,628 USD
View
B+
Retailer 5
-
£3,610 GBP
$4,837 USD
View
B+
Retailer 6
-
£3,837 GBP
View
B+
Retailer 7
-
£3,953 GBP
View
B+
Retailer 8
-
£3,960 GBP
$5,306 USD
View
B+
Retailer 9
-
£3,960 GBP
$5,306 USD
View
B+
Retailer 10
-
£3,960 GBP
$5,306 USD
View
B+
Retailer 11
-
£4,074 GBP
$5,459 USD
View
B+
Retailer 12
-
£4,149 GBP
$5,559 USD
View
B+
Retailer 13
-
£4,150 GBP
$5,560 USD
View
B+
Retailer 14
-
£4,482 GBP
€5,719 EUR
View
B+
Retailer 15
-
£4,569 GBP
$6,122 USD
View
B
Retailer 16
-
£6,307 GBP
View
Most Expensive
B
NZ Jewellers
395e3068-d089-4bd5-9829-4cca33c43b9c · Oct 30
£6,623 GBP
$8,874 USD
View
16 more retailers have this diamond
Prices start from £3,000 GBPSave up to £3,622 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 Heart
£3,000 GBP