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Round|Natural|GIA

1.00ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2556463752

Certificate GIA 2556463752

Diamond specifications and retailer prices

From $1,994 USD
Save $3,444 USD (63%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,438 USD at NZ Jewellers
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556463752. Listed at 17 retailers, with prices from $1,994 to $5,438 at NZ Jewellers, a $3,444 spread on the same certified stone. 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
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556463752
Dimensions6.33 × 6.37 × 3.96 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.33 mm6.37 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556463752
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $4,718 USD|Low: $1,369 USD|High: $4,718 USD|Avg: $2,707 USD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
September 30, 2026
Retailer 9$1,369 USD
Retailer 15$1,994 USD
Retailer 2$2,129 USD
Retailer 5$2,193 USD
Retailer 8$2,235 USD
Retailer 6$2,360 USD
Retailer 17$2,405 USD
Retailer 7$2,591 USD
Retailer 4$2,610 USD
Retailer 18$2,610 USD
Retailer 3$2,700 USD
Retailer 12$2,724 USD
Retailer 14$3,092 USD
Retailer 16$3,095 USD
Retailer 11$3,186 USD
Retailer 10$3,415 USD
Retailer 13$4,613 USD
Retailer 1$4,718 USD

33 data points across 18 retailers

17 retailers$1,994 USD to $5,438 USD

A
Cheapest Retailer
-
$1,994 USD
A
Retailer 2
-
$2,129 USD
View
A
Retailer 3
-
$2,357 USD
View
A
Retailer 4
-
$2,357 USD
View
A
Retailer 5
-
$2,405 USD
View
A
Retailer 6
-
$2,465 USD
View
B+
Retailer 7
-
$2,610 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$2,610 USD
View
B+
Retailer 9
-
$2,700 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$2,719 USD
View
B+
Retailer 11
-
$2,730 USD
£2,150 GBP
View
B+
Retailer 12
-
$3,092 USD
£2,435 GBP
View
B+
Retailer 13
-
$3,095 USD
ZAR 50,005 ZAR
View
Price last confirmed 43 days ago
B+
Retailer 14
-
$3,186 USD
€3,034 EUR
View
B
Retailer 15
-
$4,613 USD
£3,632 GBP
View
B
Retailer 16
-
$4,718 USD
£3,715 GBP
View
Most Expensive
B
NZ Jewellers
579b8c66-3d67-47c2-b758-054d49888044 · Sep 28
$5,438 USD
View
16 more retailers have this diamond
Prices start from $1,994 USDSave up to $3,444 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.

A
1.00ct Round
$1,994 USD