CaratHunter
Plans
Heart|Natural|GIA

1.30ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6422163263

Certificate GIA 6422163263

Diamond specifications and retailer prices

From £2,522 GBP
HK$26,400 HKD
As of November 1, 2026
Save £3,411 GBP (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £5,933 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural heart diamond

This 1.3ct 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 6422163263. Listed at 14 retailers as of October 30, 2026, with prices from £2,522 to £5,933, a £3,411 spread on the same certified stone. NZ Jewellers lists it at £5,933. 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

1.30
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6422163263
Dimensions7.05 × 7.40 × 4.00 mm
L/W Ratio1.05
Top View
7.05 mm7.40 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422163263
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 54.1%

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: Nov 1
Current: £3,387 GBP|Low: £2,393 GBP|High: £5,490 GBP|Avg: £3,337 GBP|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£2,522 GBP
Retailer 9£2,613 GBP
Retailer 6£2,848 GBP
Retailer 10£2,898 GBP
Retailer 7£3,085 GBP
Retailer 8£3,085 GBP
Retailer 1£3,387 GBP
Retailer 2£3,560 GBP
Retailer 5£3,848 GBP
Retailer 4£5,454 GBP

43 data points across 10 retailers

14 retailers£2,522 GBP to £5,933 GBP

B+
Cheapest Retailer
-
£2,522 GBP
HK$26,400 HKD
B+
Retailer 2
-
£2,613 GBP
$3,501 USD
View
B+
Retailer 3
-
£2,744 GBP
A$5,655 AUD
View
B+
Retailer 4
-
£2,848 GBP
$3,816 USD
View
Final sale: no returns
B+
Retailer 5
-
£2,898 GBP
$3,883 USD
View
B+
Retailer 6
-
£3,085 GBP
$4,134 USD
View
B+
Retailer 7
-
£3,085 GBP
$4,134 USD
View
B+
Retailer 8
-
£3,085 GBP
$4,134 USD
View
B
Retailer 9
-
£3,387 GBP
View
B
Retailer 10
-
£3,560 GBP
$4,770 USD
View
B
Retailer 11
-
£3,848 GBP
€4,911 EUR
View
Retailer 12
-
£3,852 GBP
$5,161 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
£5,454 GBP
View
Most Expensive
B
NZ Jewellers
6d934764-88f0-4cb8-be64-e213acdf73c0 · Oct 30
£5,933 GBP
$7,950 USD
View
13 more retailers have this diamond
Prices start from £2,522 GBPSave up to £3,411 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+
1.30ct Heart
£2,522 GBP