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Heart|Natural|GIA

1.70ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 2245018475

Certificate GIA 2245018475

Diamond specifications and retailer prices

From £2,083 GBP
SGD 3,771 SGD
As of October 31, 2026
Save £1,754 GBP (46%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,836 GBP at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

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 2245018475. Listed at 8 retailers as of October 27, 2026, with prices from £2,083 to £3,836, a £1,754 spread on the same certified stone. Wholesale Diamonds Direct lists it at £3,836. 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
SymmetryExcellent
FluorescenceFaint
Crown angle44.22°
Pavilion angle38.4°
OriginNatural
Grading LabGIA
CertificateGIA 2245018475
Dimensions7.19 × 8.14 × 4.87 mm
L/W Ratio1.13
Culet sizeNone
Top View
7.19 mm8.14 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245018475
Side View
Table 59.0%Crown 44.22°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 59.8%

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 31
Current: £2,411 GBP|Low: £1,791 GBP|High: £3,909 GBP|Avg: £2,551 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 2, 2026
Retailer 7£1,791 GBP
Retailer 4£2,083 GBP
Retailer 3£2,204 GBP
Retailer 2£2,274 GBP
Retailer 1£2,411 GBP
Retailer 6£2,462 GBP
Retailer 5£2,627 GBP
Retailer 8£2,774 GBP
Wholesale Diamonds Direct£3,836 GBP

37 data points across 9 retailers

8 retailers£2,083 GBP to £3,836 GBP

A
Cheapest Retailer
-
£2,083 GBP
SGD 3,771 SGD
A
Retailer 2
-
£2,204 GBP
$2,953 USD
View
A
Retailer 3
-
£2,274 GBP
$3,047 USD
View
A
Retailer 4
-
£2,411 GBP
View
A
Retailer 5
-
£2,462 GBP
SGD 4,458 SGD
View
A
Retailer 6
-
£2,627 GBP
$3,520 USD
View
A
Retailer 7
-
£2,774 GBP
$3,717 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
413929492 · Oct 27
£3,836 GBP
$5,140 USD
View
7 more retailers have this diamond
Prices start from £2,083 GBPSave up to £1,754 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
£2,083 GBP