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Heart|Natural|IGI

1.71ct K IF Heart Natural Diamond

VG • K/IF • IGI 739551254

Shape and cutting style on the report: Heart brilliant

Certificate IGI 739551254

Diamond specifications and retailer prices

From £2,368 GBP
As of November 6, 2026
9 retailers carry this diamond
Most expensive: £4,488 GBP at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.71ct natural heart diamond

This 1.71ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 739551254. Listed at 9 retailers as of November 6, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.71
Carat
K
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 739551254
Dimensions7.48 × 8.36 × 4.70 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Top View
7.48 mm8.36 mm1.71 ctK / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 739551254
Side View
Table 61.0%Crown 34.2°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 56.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £2,625 GBP|Low: £1,902 GBP|High: £4,200 GBP|Avg: £2,619 GBP|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 7, 2026
Retailer 5£1,918 GBP
Retailer 9£2,202 GBP
Retailer 7£2,290 GBP
Retailer 11£2,363 GBP
Retailer 3£2,368 GBP
Retailer 4£2,374 GBP
Retailer 8£2,481 GBP
Retailer 6£2,589 GBP
Retailer 1£2,625 GBP
Retailer 12£2,869 GBP
Retailer 2£3,098 GBP
Retailer 10£4,200 GBP

16 data points across 12 retailers

9 retailers

A
Cheapest Retailer
-
£2,368 GBP
Retailer 2
-
£2,374 GBP
View
Price last confirmed 30 days ago
Retailer 3
-
£2,481 GBP
View
Price last confirmed 36 days ago
Retailer 4
-
£2,576 GBP
View
Price last confirmed 42 days ago
Retailer 5
-
£2,577 GBP
View
Price last confirmed 36 days ago
Retailer 6
-
£2,972 GBP
View
Price last confirmed 43 days ago
Retailer 7
-
£3,098 GBP
View
Price last confirmed 42 days ago
Retailer 8
-
£4,200 GBP
View
Price last confirmed 32 days ago
Most Expensive
NZ Jewellers
e917198c-3c6b-4772-92f9-a446456ceb15 · Sep 25
£4,488 GBP
$6,007 USD
View
Price last confirmed 42 days ago
8 more retailers have this diamond
Prices start from £2,368 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
1.71ct Heart
£2,368 GBP