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Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1395299982

Certificate GIA 1395299982

Diamond specifications and retailer prices

From £4,536 GBP
$6,078 USD
As of October 31, 2026
Save £5,816 GBP (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £10,352 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 1395299982. Listed at 19 retailers as of October 30, 2026, with prices from £4,536 to £10,352, a £5,816 spread on the same certified stone. NZ Jewellers lists it at £10,352. 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
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1395299982
Dimensions7.57 × 8.07 × 4.48 mm
L/W Ratio1.07
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural
Top View
7.57 mm8.07 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1395299982
Side View
Table 61.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 55.5%

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: Oct 31
Current: £8,626 GBP|Low: £4,350 GBP|High: £8,731 GBP|Avg: £6,027 GBP|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 5£4,566 GBP
Retailer 7£4,891 GBP
Retailer 8£5,176 GBP
Retailer 10£5,177 GBP
Retailer 9£5,694 GBP
Retailer 2£5,796 GBP
Retailer 4£5,842 GBP
Retailer 3£5,997 GBP
Retailer 6£6,764 GBP
Retailer 1£8,626 GBP

37 data points across 10 retailers

19 retailers£4,536 GBP to £10,352 GBP

B+
Cheapest Retailer
-
£4,536 GBP
$6,078 USD
B+
Retailer 2
-
£4,566 GBP
HK$47,800 HKD
View
B+
Retailer 3
-
£4,891 GBP
$6,553 USD
View
B+
Retailer 4
-
£5,176 GBP
$6,935 USD
View
Final sale: no returns
B+
Retailer 5
-
£5,177 GBP
$6,936 USD
View
B+
Retailer 6
-
£5,219 GBP
$6,993 USD
View
B
Retailer 7
-
£5,608 GBP
$7,514 USD
View
B
Retailer 8
-
£5,694 GBP
$7,629 USD
View
B
Retailer 9
-
£5,796 GBP
$7,766 USD
View
B
Retailer 10
-
£5,842 GBP
View
B
Retailer 11
-
£5,997 GBP
View
B
Retailer 12
-
£6,187 GBP
$8,290 USD
View
B
Retailer 13
-
£6,187 GBP
$8,290 USD
View
B
Retailer 14
-
£6,396 GBP
$8,570 USD
View
B
Retailer 15
-
£6,470 GBP
$8,669 USD
View
B
Retailer 16
-
£6,764 GBP
€8,632 EUR
View
Retailer 17
-
£6,818 GBP
$9,135 USD
View
Price last confirmed 10 days ago
B
Retailer 18
-
£8,626 GBP
View
Most Expensive
B
NZ Jewellers
4cd927c0-c1e9-4f82-8534-212dd4f116fb · Oct 30
£10,352 GBP
$13,871 USD
View
18 more retailers have this diamond
Prices start from £4,536 GBPSave up to £5,816 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 Heart
£4,536 GBP