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Round|Natural|GIA

1.10ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2557967149

Certificate GIA 2557967149

Diamond specifications and retailer prices

From £1,060 GBP
HK$11,100 HKD
As of October 31, 2026
Save £2,461 GBP (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,521 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.1ct natural round diamond

This 1.1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557967149. Listed at 11 retailers as of October 30, 2026, with prices from £1,060 to £3,521, a £2,461 spread on the same certified stone. NZ Jewellers lists it at £3,521. 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

1.10
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2557967149
Dimensions6.52 × 6.57 × 4.11 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Needle
Top View
6.52 mm6.57 mm1.10 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557967149
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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: £3,521 GBP|Low: £1,051 GBP|High: £3,650 GBP|Avg: £1,896 GBP|+6.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4£1,060 GBP
Retailer 2£1,332 GBP
Retailer 5£1,355 GBP
Retailer 3£1,443 GBP
Retailer 11£1,472 GBP
Retailer 8£1,510 GBP
Retailer 10£1,595 GBP
Retailer 6£1,965 GBP
Retailer 9£2,210 GBP
Retailer 7£2,542 GBP
NZ Jewellers£3,521 GBP

38 data points across 11 retailers

11 retailers£1,060 GBP to £3,521 GBP

A
Cheapest Retailer
-
£1,060 GBP
HK$11,100 HKD
A
Retailer 2
-
£1,332 GBP
$1,785 USD
View
A
Retailer 3
-
£1,355 GBP
View
A
Retailer 4
-
£1,443 GBP
$1,934 USD
View
A
Retailer 5
-
£1,472 GBP
SGD 2,666 SGD
View
A
Retailer 6
-
£1,510 GBP
$2,023 USD
View
A
Retailer 7
-
£1,595 GBP
$2,137 USD
View
A
Retailer 8
-
£1,965 GBP
€2,507 EUR
View
B+
Retailer 9
-
£2,210 GBP
€2,820 EUR
View
B+
Retailer 10
-
£2,542 GBP
View
Most Expensive
B
NZ Jewellers
9449005f-5ff9-4918-bee9-7f1a8d716c65 · Oct 30
£3,521 GBP
$4,718 USD
View
10 more retailers have this diamond
Prices start from £1,060 GBPSave up to £2,461 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
1.10ct Round
£1,060 GBP