CaratHunter
Plans
Round|Lab Grown|IGI

6.63ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG588377632

Shape and cutting style on the report: Round brilliant

Certificate IGI LG588377632

Diamond specifications and retailer prices

From $1,374 SGD
$1,075 USD
As of November 1, 2026
Save $7,021 SGD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,395 SGD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 6.63ct lab-grown round diamond

This 6.63ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG588377632 or 588377632. Listed at 20 retailers as of October 31, 2026, with prices from $1,374 to $8,395, a $7,021 spread on the same certified stone. Blue Nile lists it at $8,395. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.63
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588377632
Dimensions12.20 × 12.17 × 7.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.20 mm12.17 mm6.63 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588377632
Side View
Table 58.0%Crown 33.9°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 60.1%

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 1
Current: $8,395 SGD|Low: $1,226 SGD|High: $8,578 SGD|Avg: $3,273 SGD|-0.0%
Blue Nile
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
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 12$1,370 SGD
Retailer 7$1,374 SGD
Retailer 19$1,496 SGD
Retailer 3$1,594 SGD
Retailer 5$1,594 SGD
Retailer 17$1,815 SGD
Retailer 4$2,098 SGD
Retailer 8$2,204 SGD
Retailer 16$2,295 SGD
Retailer 13$2,301 SGD
Retailer 11$2,539 SGD
Retailer 15$2,954 SGD
Retailer 6$2,989 SGD
Retailer 18$3,085 SGD
Retailer 20$3,234 SGD
Retailer 21$3,704 SGD
Retailer 9$4,616 SGD
Retailer 2$5,408 SGD
Retailer 10$5,571 SGD
Retailer 14$8,322 SGD
Blue Nile$8,395 SGD

41 data points across 21 retailers

20 retailers$1,374 SGD to $8,395 SGD

A
Cheapest Retailer
-
$1,374 SGD
$1,075 USD
A
Retailer 2
-
$1,496 SGD
$1,170 USD
View
A
Retailer 3
-
$1,594 SGD
$1,247 USD
View
Retailer 4
-
$1,594 SGD
$1,247 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,815 SGD
$1,420 USD
View
Retailer 6
-
$2,098 SGD
£1,292 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$2,204 SGD
$1,724 USD
View
A
Retailer 8
-
$2,295 SGD
€1,710 EUR
View
A
Retailer 9
-
$2,301 SGD
£1,417 GBP
View
B+
Retailer 10
-
$2,539 SGD
$1,986 USD
View
B+
Retailer 11
-
$2,954 SGD
A$3,555 AUD
View
B+
Retailer 12
-
$2,989 SGD
$2,338 USD
View
B+
Retailer 13
-
$3,085 SGD
ZAR 38,988 ZAR
View
B+
Retailer 14
-
$3,234 SGD
$2,530 USD
View
B+
Retailer 15
-
$3,704 SGD
$2,897 USD
View
B
Retailer 16
-
$4,616 SGD
$3,611 USD
View
B
Retailer 17
-
$5,408 SGD
£3,331 GBP
View
B
Retailer 18
-
$5,571 SGD
$4,357 USD
View
B
Retailer 19
-
$8,322 SGD
$6,510 USD
View
Most Expensive
B
Blue Nile
25246163 · Oct 31
$8,395 SGD
$6,567 USD
View
19 more retailers have this diamond
Prices start from $1,374 SGDSave up to $7,021 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
6.63ct Round
$1,374 SGD