Round|Natural|GIA

3.05ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 2556676435

Certificate GIA 2556676435

Diamond specifications and retailer prices

From $12,899 USD
As of November 5, 2026
Save $8,093 USD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $20,992 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556676435. Listed at 14 retailers as of November 5, 2026, with prices from $12,899 to $20,992, a $8,093 spread on the same certified stone. NZ Jewellers lists it at $20,992. 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

3.05
Carat
M
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556676435
Dimensions9.23 × 9.18 × 5.78 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather
Top View
9.23 mm9.18 mm3.05 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556676435
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°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: Nov 5
Current: $20,992 USD|Low: $12,899 USD|High: $20,992 USD|Avg: $15,549 USD|+15.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$12,899 USD
Retailer 2$13,618 USD
Retailer 6$13,650 USD
Retailer 3$13,903 USD
Retailer 11$14,830 USD
Retailer 9$15,062 USD
Retailer 4$15,437 USD
Retailer 7$15,641 USD
Retailer 8$15,767 USD
Retailer 5$16,214 USD
NZ Jewellers$20,992 USD

35 data points across 11 retailers

14 retailers$12,899 USD to $20,992 USD

A
Cheapest Retailer
-
$12,899 USD
A
Retailer 2
-
$13,618 USD
View
A
Retailer 3
-
$13,650 USD
View
Retailer 4
-
$13,903 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$14,830 USD
View
A
Retailer 6
-
$15,062 USD
View
B+
Retailer 7
-
$15,437 USD
View
B+
Retailer 8
-
$15,641 USD
View
B+
Retailer 9
-
$15,767 USD
View
B+
Retailer 10
-
$16,214 USD
View
Retailer 11
-
$16,341 USD
View
Price last confirmed 56 days ago
Retailer 12
-
$16,411 USD
View
Price last confirmed 54 days ago
Retailer 13
-
$19,442 USD
View
Price last confirmed 54 days ago
Most Expensive
B
NZ Jewellers
dca08b1c-8522-4a21-8973-c38683a9371b · Nov 5
$20,992 USD
View
13 more retailers have this diamond
Prices start from $12,899 USDSave up to $8,093 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.

A
3.05ct Round
$12,899 USD