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Asscher|Natural|GIA

1.00ct F SI1 Asscher Natural Diamond

ID • F/SI1 • GIA 1553093448

Certificate GIA 1553093448

Diamond specifications and retailer prices

From £1,284 GBP
As of November 5, 2026
Save £2,125 GBP (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,408 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural asscher diamond

This 1ct natural asscher sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553093448. Listed at 16 retailers as of November 5, 2026, with prices from £1,284 to £3,408, a £2,125 spread on the same certified stone. NZ Jewellers lists it at £3,408. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1553093448
Dimensions5.39 × 5.36 × 3.72 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Indented Natural, Feather, Needle, Natural
Top View
5.39 mm5.36 mm1.00 ctF / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1553093448
Side View
Table 66.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 69.4%

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: Nov 5
Current: £3,408 GBP|Low: £1,284 GBP|High: £3,408 GBP|Avg: £1,833 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
November 6, 2026
Retailer 4£1,284 GBP
Retailer 8£1,477 GBP
Retailer 9£1,477 GBP
Retailer 10£1,545 GBP
Retailer 2£1,582 GBP
Retailer 3£1,624 GBP
Retailer 12£1,704 GBP
Retailer 11£1,798 GBP
Retailer 6£1,990 GBP
Retailer 5£2,025 GBP
Retailer 7£2,849 GBP
NZ Jewellers£3,408 GBP

45 data points across 12 retailers

16 retailers£1,284 GBP to £3,408 GBP

A
Cheapest Retailer
-
£1,284 GBP
A
Retailer 2
-
£1,477 GBP
View
A
Retailer 3
-
£1,498 GBP
View
A
Retailer 4
-
£1,539 GBP
View
A
Retailer 5
-
£1,545 GBP
View
A
Retailer 6
-
£1,582 GBP
View
A
Retailer 7
-
£1,624 GBP
View
A
Retailer 8
-
£1,704 GBP
View
A
Retailer 9
-
£1,718 GBP
View
A
Retailer 10
-
£1,718 GBP
View
A
Retailer 11
-
£1,778 GBP
View
A
Retailer 12
-
£1,798 GBP
View
B+
Retailer 13
-
£1,990 GBP
View
B+
Retailer 14
-
£2,025 GBP
View
B+
Retailer 15
-
£2,849 GBP
View
Most Expensive
B
NZ Jewellers
d7adb292-bbf4-4dbb-b9d9-825159b78f83 · Nov 5
£3,408 GBP
$4,562 USD
View
15 more retailers have this diamond
Prices start from £1,284 GBPSave up to £2,125 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
1.00ct Asscher
£1,284 GBP