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Heart|Natural|GIA

1.31ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6555326442

Certificate GIA 6555326442

Diamond specifications and retailer prices

From £1,966 GBP
$2,634 USD
As of October 30, 2026
Save £2,831 GBP (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £4,797 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural heart diamond

This 1.31ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G 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 6555326442. Listed at 17 retailers as of October 30, 2026, with prices from £1,966 to £4,797, a £2,831 spread on the same certified stone. NZ Jewellers lists it at £4,797. 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

1.31
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555326442
Dimensions7.59 × 6.67 × 4.41 mm
L/W Ratio1.14
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
7.59 mm6.67 mm1.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555326442
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.1%

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: Oct 30
Current: £4,797 GBP|Low: £1,900 GBP|High: £4,797 GBP|Avg: £2,876 GBP|+1.0%
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
Retailer 18
Retailer 19
November 1, 2026
Retailer 7£1,966 GBP
Retailer 8£2,140 GBP
Retailer 6£2,280 GBP
Retailer 14£2,494 GBP
Retailer 16£2,494 GBP
Retailer 9£2,575 GBP
Retailer 15£2,590 GBP
Retailer 10£2,637 GBP
Retailer 3£2,676 GBP
Retailer 2£2,722 GBP
Retailer 4£2,829 GBP
Retailer 19£2,829 GBP
Retailer 18£2,878 GBP
Retailer 5£2,926 GBP
Retailer 11£3,101 GBP
Retailer 17£3,117 GBP
Retailer 13£3,223 GBP
Retailer 12£4,605 GBP
NZ Jewellers£4,797 GBP

32 data points across 19 retailers

17 retailers£1,966 GBP to £4,797 GBP

A
Cheapest Retailer
-
£1,966 GBP
$2,634 USD
A
Retailer 2
-
£2,140 GBP
$2,868 USD
View
A
Retailer 3
-
£2,280 GBP
$3,055 USD
View
Final sale: no returns
A
Retailer 4
-
£2,494 GBP
$3,342 USD
View
B+
Retailer 5
-
£2,575 GBP
$3,450 USD
View
B+
Retailer 6
-
£2,590 GBP
$3,470 USD
View
B+
Retailer 7
-
£2,676 GBP
$3,585 USD
View
B+
Retailer 8
-
£2,722 GBP
View
B+
Retailer 9
-
£2,805 GBP
$3,759 USD
View
B+
Retailer 10
-
£2,829 GBP
$3,790 USD
View
B+
Retailer 11
-
£2,829 GBP
$3,790 USD
View
Retailer 12
-
£2,850 GBP
$3,819 USD
View
Price last confirmed 23 days ago
B+
Retailer 13
-
£2,878 GBP
$3,856 USD
View
B+
Retailer 14
-
£2,926 GBP
$3,920 USD
View
B+
Retailer 15
-
£3,223 GBP
€4,113 EUR
View
B
Retailer 16
-
£4,605 GBP
View
Most Expensive
B
NZ Jewellers
dbd3c0db-ec98-411d-85cc-0a448d9ad01c · Oct 30
£4,797 GBP
$6,427 USD
View
16 more retailers have this diamond
Prices start from £1,966 GBPSave up to £2,831 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
1.31ct Heart
£1,966 GBP