Round|Natural|GIA

6.05ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2528198933

Certificate GIA 2528198933

Diamond specifications and retailer prices

From $69,012 USD
As of November 6, 2026
Save $24,961 USD (27%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $93,973 USD at Yorxs · As of November 6, 2026
View at Yorxs

About this 6.05ct natural round diamond

This 6.05ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2528198933. Listed at 6 retailers as of November 6, 2026, with prices from $69,012 to $93,973, a $24,961 spread on the same certified stone. Yorxs lists it at $93,973. 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

6.05
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2528198933
Dimensions11.74 × 11.79 × 7.19 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
11.74 mm11.79 mm6.05 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2528198933
Side View
Table 60.0%Crown 32°GirdlePavilion 41.8°CuletDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $85,454 USD|Low: $68,366 USD|High: $94,476 USD|Avg: $79,214 USD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 6, 2026
Retailer 3$69,012 USD
Retailer 4$72,413 USD
Retailer 2$75,918 USD
Retailer 1$85,454 USD
Yorxs$93,973 USD

39 data points across 5 retailers

6 retailers$69,012 USD to $93,973 USD

B+
Cheapest Retailer
-
$69,012 USD
B+
Retailer 2
-
$72,413 USD
View
B+
Retailer 3
-
$75,918 USD
View
Retailer 4
-
$75,918 USD
View
Price last confirmed 16 days ago
B
Retailer 5
-
$85,454 USD
View
Most Expensive
B
Yorxs
M9122 · Nov 6
$93,973 USD
€89,498 EUR
View
5 more retailers have this diamond
Prices start from $69,012 USDSave up to $24,961 USD

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+
6.05ct Round
$69,012 USD