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Round|Lab Grown|GIA

6.30ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GIA 5473831685

Certificate GIA 5473831685

Diamond specifications and retailer prices

From $1,707 SGD
$1,335 USD
As of November 1, 2026
Save $5,529 SGD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $11,582 SGD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 6.3ct lab-grown round diamond

This 6.3ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5473831685. Listed at 11 retailers as of November 1, 2026, with a 324% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

6.30
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 5473831685
Dimensions11.95 × 12.00 × 7.18 mm
L/W Ratio1.00
Top View
11.95 mm12.00 mm6.30 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5473831685
Side View
Table 59.0%Crown 34°Girdle: MTS-MTSPavilion 40.6°Culet: NoneDepth 59.9%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $11,582 SGD|Low: $1,524 SGD|High: $12,950 SGD|Avg: $4,720 SGD|-10.6%
Do Amore Diamonds
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
November 1, 2026
Retailer 11$1,707 SGD
Retailer 7$1,856 SGD
Retailer 13$2,084 SGD
Retailer 12$3,130 SGD
Retailer 9$3,132 SGD
Retailer 6$3,418 SGD
Retailer 5$3,646 SGD
Retailer 10$3,689 SGD
Retailer 4$3,768 SGD
Retailer 2$4,042 SGD
Retailer 3$6,034 SGD
Retailer 8$6,273 SGD
Retailer 14$7,236 SGD
Do Amore Diamonds$11,582 SGD

27 data points across 14 retailers

11 retailers$1,707 SGD to $7,236 SGD

A
Cheapest Retailer
-
$1,707 SGD
$1,335 USD
B+
Retailer 2
-
$1,856 SGD
$1,452 USD
View
B+
Retailer 3
-
$2,084 SGD
$1,630 USD
View
Final sale: no returns
B+
Retailer 4
-
$3,130 SGD
$2,448 USD
View
B+
Retailer 5
-
$3,132 SGD
$2,450 USD
View
B
Retailer 6
-
$3,689 SGD
$2,886 USD
View
B
Retailer 7
-
$4,042 SGD
$3,162 USD
View
B
Retailer 8
-
$6,034 SGD
$4,720 USD
View
B
Retailer 9
-
$6,273 SGD
£3,864 GBP
View
B
Retailer 10
-
$7,236 SGD
$5,660 USD
View
Most Expensive
Do Amore Diamonds
27-D0403921C · Nov 1
$11,582 SGD
$9,060 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,707 SGDSave up to $5,529 SGD

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
6.30ct Round
$1,707 SGD