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Asscher|Natural|GIA

1.25ct I SI1 Asscher Natural Diamond

EX • I/SI1 • GIA 1525460754

Certificate GIA 1525460754

Diamond specifications and retailer prices

From £2,540 GBP
As of November 5, 2026
Save £1,283 GBP (34%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,823 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.25ct natural asscher diamond

This 1.25ct natural asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1525460754. Listed at 5 retailers as of November 5, 2026, with prices from £2,540 to £3,823, a £1,283 spread on the same certified stone. 77 Diamonds lists it at £3,823. 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

1.25
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1525460754
Dimensions7.70 × 5.33 × 3.57 mm
L/W Ratio1.44
Key to symbols
Twinning Wisp, Crystal, Feather, Cloud, Needle
Top View
7.70 mm5.33 mm1.25 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525460754
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 66.9%

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 5
Current: £3,823 GBP|Low: £2,540 GBP|High: £3,874 GBP|Avg: £3,117 GBP|+1.1%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2£2,540 GBP
Retailer 3£2,677 GBP
Retailer 4£3,355 GBP
77 Diamonds£3,823 GBP

39 data points across 4 retailers

5 retailers£2,540 GBP to £3,823 GBP

B+
Cheapest Retailer
-
£2,540 GBP
B+
Retailer 2
-
£2,677 GBP
View
B+
Retailer 3
-
£2,681 GBP
View
B+
Retailer 4
-
£2,796 GBP
View
Most Expensive
B
77 Diamonds
RADZP5WMHPAB · Nov 6
£3,823 GBP
View
4 more retailers have this diamond
Prices start from £2,540 GBPSave up to £1,283 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+
1.25ct Asscher
£2,540 GBP