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Asscher|Natural|GIA

0.51ct K SI1 Asscher Natural Diamond

EX • K/SI1 • GIA 6375642908

Certificate GIA 6375642908

Diamond specifications and retailer prices

From €435 EUR
As of November 6, 2026
Save €745 EUR (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,181 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct natural asscher diamond

This 0.51ct natural asscher sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6375642908. Listed at 12 retailers as of November 4, 2026, with prices from €435 to €1,181, a €745 spread on the same certified stone. MOH London lists it at €1,181. 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

0.51
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6375642908
Dimensions5.58 × 4.04 × 2.60 mm
L/W Ratio1.38
Top View
5.58 mm4.04 mm0.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6375642908
Side View
Table 66.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.2%

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 6
Current: €1,181 EUR|Low: €435 EUR|High: €1,189 EUR|Avg: €634 EUR|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 3€435 EUR
Retailer 12€455 EUR
Retailer 13€457 EUR
Retailer 7€532 EUR
Retailer 10€552 EUR
Retailer 4€571 EUR
Retailer 8€622 EUR
Retailer 2€625 EUR
Retailer 11€633 EUR
Retailer 5€685 EUR
Retailer 6€755 EUR
Retailer 9€790 EUR
MOH London€1,181 EUR

30 data points across 13 retailers

12 retailers€435 EUR to €1,181 EUR

A
Cheapest Retailer
-
€435 EUR
A
Retailer 2
-
€457 EUR
View
B+
Retailer 3
-
€532 EUR
View
Retailer 4
-
€552 EUR
View
Price last confirmed 9 days ago
B
Retailer 5
-
€622 EUR
View
B+
Retailer 6
-
€625 EUR
View
B
Retailer 7
-
€630 EUR
View
B
Retailer 8
-
€633 EUR
View
B
Retailer 9
-
€685 EUR
View
B
Retailer 10
-
€755 EUR
View
B
Retailer 11
-
€790 EUR
View
Most Expensive
B
MOH London
C676415B3 · Nov 4
€1,181 EUR
£1,038 GBP
View
11 more retailers have this diamond
Prices start from €435 EURSave up to €745 EUR

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
0.51ct Asscher
€435 EUR