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Heart|Natural|GIA

1.70ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 2546776048

Certificate GIA 2546776048

Diamond specifications and retailer prices

From £4,277 GBP
$5,739 USD
As of November 1, 2026
Save £3,924 GBP (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £8,201 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546776048. Listed at 12 retailers as of October 30, 2026, with prices from £4,277 to £8,201, a £3,924 spread on the same certified stone. NZ Jewellers lists it at £8,201. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546776048
Dimensions7.12 × 8.32 × 4.71 mm
L/W Ratio1.17
Top View
7.12 mm8.32 mm1.70 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546776048
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 56.6%

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: £8,201 GBP|Low: £4,277 GBP|High: £8,681 GBP|Avg: £5,551 GBP|-5.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 12£4,277 GBP
Retailer 4£4,526 GBP
Retailer 7£4,526 GBP
Retailer 2£4,620 GBP
Retailer 5£4,703 GBP
Retailer 9£4,903 GBP
Retailer 8£4,979 GBP
Retailer 11£5,148 GBP
Retailer 3£5,186 GBP
Retailer 10£5,657 GBP
Retailer 6£7,224 GBP
NZ Jewellers£8,201 GBP

43 data points across 12 retailers

12 retailers£4,277 GBP to £8,201 GBP

A
Cheapest Retailer
-
£4,277 GBP
$5,739 USD
B+
Retailer 2
-
£4,526 GBP
$6,073 USD
View
Final sale: no returns
B+
Retailer 3
-
£4,526 GBP
$6,074 USD
View
B+
Retailer 4
-
£4,620 GBP
View
B+
Retailer 5
-
£4,703 GBP
View
B+
Retailer 6
-
£4,903 GBP
$6,580 USD
View
B+
Retailer 7
-
£4,979 GBP
$6,681 USD
View
B+
Retailer 8
-
£5,148 GBP
$6,908 USD
View
Retailer 9
-
£5,186 GBP
$6,959 USD
View
Price last confirmed 11 days ago
B
Retailer 10
-
£5,657 GBP
$7,592 USD
View
B
Retailer 11
-
£7,224 GBP
View
Most Expensive
B
NZ Jewellers
f7fa94a4-fb2c-4b53-8e4c-614383ce9136 · Oct 30
£8,201 GBP
$11,005 USD
View
11 more retailers have this diamond
Prices start from £4,277 GBPSave up to £3,924 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
£4,277 GBP